[sage-combinat-devel] Robinson-Schensted

2012-04-19 Thread Bruce
I wanted to apply the Robinson-Schensted correspondence to words. This is a method for Permutation but the documentation says I can apply this to words (aka permutations with repeated entries). However when I tried this I got an AssertionError. The problem seems to be that the first tableau, p, is

[sage-combinat-devel] Re: Loop import

2012-04-19 Thread Christian Stump
Currently with sage-4.8, there is an import loop (see below). I just pushed the following **TEMPORARY PATCH** which should fix it. By the way there are a *lot* of stuff that are imported by default in combinat and that we should lazy_import. Please fix correctly. +1 I should have fixed the

[sage-combinat-devel] Re: algebra functor

2012-04-19 Thread Simon King
Hi Mark, On 2012-04-20, Mark Shimozono msh...@math.vt.edu wrote: You had mentioned the functor that, when applied to a group, creates the group algebra. I know about the algebra method for sets. Can one also get induced algebra morphisms this way too, as the name functor suggests should be