#13872: Non-exceptional rigged configuration bijections
-------------------------------------------------+-------------------------
Reporter: tscrim | Owner: tscrim
Type: enhancement | Status:
Priority: major | needs_review
Component: combinatorics | Milestone: sage-5.12
Keywords: rigged configurations | Resolution:
bijection crystals | Merged in:
Authors: Travis Scrimshaw | Reviewers:
Report Upstream: N/A | Work issues:
Branch: | Commit:
Dependencies: #13838 #14519 #14402 #14157 | Stopgaps:
#13605 |
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Comment (by aschilling):
Hi Travis,
Thanks for your changes we discussed via email. Next there are problems
for D_4^{(2)}
{{{
sage: for t in KRT:
rc = t.to_rigged_configuration()
if not t==rc.to_tensor_product_of_Kirillov_Reshetikhin_tableaux():
print t
....:
[[[1], [0], [0]], [[1, 2], [2, -2]], [[1, E]]]
---------------------------------------------------------------------------
TypeError Traceback (most recent call
last)
<ipython-input-8-925815db1a74> in <module>()
1 for t in KRT:
2 rc = t.to_rigged_configuration()
----> 3 if not
t==rc.to_tensor_product_of_Kirillov_Reshetikhin_tableaux():
4 print t
5
/Applications/sage-5.12.beta5/local/lib/python2.7/site-
packages/sage/combinat/crystals/tensor_product.pyc in __eq__(self, other)
146 return self.__class__ is other.__class__ and \
147 self.parent() == other.parent() and \
--> 148 self._list == other._list
149
150 def __ne__(self, other):
/Applications/sage-5.12.beta5/local/lib/python2.7/site-
packages/sage/combinat/crystals/tensor_product.pyc in __eq__(self, other)
146 return self.__class__ is other.__class__ and \
147 self.parent() == other.parent() and \
--> 148 self._list == other._list
149
150 def __ne__(self, other):
/Applications/sage-5.12.beta5/local/lib/python2.7/site-
packages/sage/combinat/crystals/letters.so in
sage.combinat.crystals.letters.Letter.__richcmp__
(sage/combinat/crystals/letters.c:6559)()
/Applications/sage-5.12.beta5/local/lib/python2.7/site-
packages/sage/structure/element.so in
sage.structure.element.Element._richcmp (sage/structure/element.c:8765)()
/Applications/sage-5.12.beta5/local/lib/python2.7/site-
packages/sage/combinat/crystals/letters.so in
sage.combinat.crystals.letters.Letter._richcmp_c_impl
(sage/combinat/crystals/letters.c:6617)()
TypeError: Cannot convert sage.combinat.crystals.letters.EmptyLetter to
sage.combinat.crystals.letters.Letter
}}}
Best,
Anne
--
Ticket URL: <http://trac.sagemath.org/ticket/13872#comment:10>
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