GAP4 has 39.5-2 Factorization (http://www.gap-system.org/Manuals/doc/ref/chap39.html)
calling GAP from Sage is not hard... On Tuesday, 16 June 2015 17:02:35 UTC+1, Christian Stump wrote: > > Hi there, > > I wasn't able to find the following functionality: Let W = > PermutationGroup(gens) be a permutation group and let w in W. Find a > *shortest* expression as a group of w as a word in gens and their > inverses. > > w.word_problem() finds a word, but this has not necessarily the > shortest possible length. In GAP3 there was such a functionality which > I currently use. > > * Is there already such functionality in Sage (and I was simply ignorant)? > > * Does anyone know how to achieve this using Sage and GAP4? > > * Should I open a ticket and provide GAP3 code for this functionality > for permutation groups? > > Thanks! > > Christian > -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-devel@googlegroups.com. Visit this group at http://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/d/optout.
