On Mon, May 19, 2014 at 04:01:52PM +0000, Simon King wrote: > Multiplication? I always think of words as elements of a free group, of > course multiplicatively written. Hence, concatenation of words w1,...,wn > would be prod([w1,w2,...,wn]).
Indeed. `+` works too for concatenation of words, which is consistent with Python strings. But sum does not. Oh well. Cheers, Nicolas -- Nicolas M. ThiƩry "Isil" <nthi...@users.sf.net> http://Nicolas.Thiery.name/ -- You received this message because you are subscribed to the Google Groups "sage-combinat-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-combinat-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-combinat-devel@googlegroups.com. Visit this group at http://groups.google.com/group/sage-combinat-devel. For more options, visit https://groups.google.com/d/optout.