Sure! I'll do it. El jueves, 5 de abril de 2018, 12:15:30 (UTC-3), David Loeffler escribió: > > Sounds reasonable to me. Can you open a trac ticket for this? > > On 28 March 2018 at 18:01, Nicolás Sirolli <nmsi...@gmail.com > <javascript:>> wrote: > >> The Gauss sum for the Dirichlet character modulo 1 is equal to 1, but: >> >> sage: G = DirichletGroup(1) >> sage: chi = G.list()[0] >> sage: chi.gauss_sum() >> 0 >> >> The output is zero because the gauss_sum function in >> modular/dirichlet.py, after some preliminaries, computes the following: >> >> for c in chi.values()[1:]: >> z *= zeta >> g += L(c)*z >> return g >> >> >> If chi.modulus() > 1, then chi.values()[0] equals 0, so it can be skipped >> in the sum above. But in this case, it equals 1 and needs to be included in >> the sum >> >> I'm using 8.2 beta 7. >> >> Best, >> Nicolás. >> >> -- >> 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+...@googlegroups.com <javascript:>. >> To post to this group, send email to sage-...@googlegroups.com >> <javascript:>. >> Visit this group at https://groups.google.com/group/sage-devel. >> For more options, visit https://groups.google.com/d/optout. >> > >
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