
Exception RuntimeError: 'maximum recursion depth exceeded in __subclasscheck__' in <type 'exceptions.RuntimeError'> ignored
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "_sage_input_75.py", line 9, in <module>
    exec compile(ur'open("___code___.py","w").write("# -*- coding: utf-8 -*-\n" + _support_.preparse_worksheet_cell(base64.b64decode("YVswXSArIDMqYVsxXSArIDMqYVsyXSAgIyBOb3RlIHRoYXQgdGhpcyBtYXkgb25seSB3b3JrIGluIGNvbWJpbmF0"),globals())+"\n"); execfile(os.path.abspath("___code___.py"))' + '\n', '', 'single')
  File "", line 1, in <module>
    
  File "/tmp/tmpZAAH_4/___code___.py", line 3, in <module>
    exec compile(ur'a[_sage_const_0 ] + _sage_const_3 *a[_sage_const_1 ] + _sage_const_3 *a[_sage_const_2 ]  # Note that this may only work in combinat' + '\n', '', 'single')
  File "", line 1, in <module>
    
  File "element.pyx", line 1396, in sage.structure.element.RingElement.__mul__ (sage/structure/element.c:11210)
  File "coerce.pyx", line 712, in sage.structure.coerce.CoercionModel_cache_maps.bin_op (sage/structure/coerce.c:6109)
  File "coerce.pyx", line 826, in sage.structure.coerce.CoercionModel_cache_maps.canonical_coercion (sage/structure/coerce.c:7290)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 322, in __call__
    return self._cachedmethod._instance_call(self._instance, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/cachefunc.py", line 466, in _instance_call
    cache[key] = self._cachedfunc.f(inst, *args, **kwds)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/monoids.py", line 80, in one
    return self(1)
  File "parent.pyx", line 811, in sage.structure.parent.Parent.__call__ (sage/structure/parent.c:6160)
  File "map.pyx", line 501, in sage.categories.map.FormalCompositeMap._call_ (sage/categories/map.c:5412)
  File "morphism.pyx", line 220, in sage.categories.morphism.SetMorphism._call_ (sage/categories/morphism.c:3762)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras.py", line 106, in from_base_ring
    return self.one()._lmul_(r)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/misc/lazy_attribute.py", line 492, in __get__
    result = self.f(a)
  File "/usr/local/src/sage/sage-4.4/local/lib/python2.6/site-packages/sage/categories/algebras_with_basis.py", line 168, in one
    if self.one_basis is not NotImplemented:
RuntimeError: maximum recursion depth exceeded while calling a Python object
