Fixed at https://github.com/sympy/sympy/pull/10799.
Aaron Meurer On Fri, Mar 11, 2016 at 3:36 PM, Fredrik Johansson <[email protected]> wrote: > On Friday, March 11, 2016 at 9:15:34 PM UTC+1, Aaron Meurer wrote: >> >> SymPy gives I*pi for sqrt(-12*polylog(2,-1)). According to >> >> http://docs.sympy.org/latest/modules/functions/special.html#sympy.functions.special.zeta_functions.polylog, >> polylog(s, -1) is the same as dirichlet_eta(s). The definitions for >> polylog in the sympy and mpmath docs look the same, so is SymPy wrong >> here, or am I missing something (WolframAlpha seems to agree with >> mpmath)? > > > It should be polylog(s,-1) = -dirichlet_eta(s). > > Fredrik > > -- > You received this message because you are subscribed to the Google Groups > "sympy" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at https://groups.google.com/group/sympy. > To view this discussion on the web visit > https://groups.google.com/d/msgid/sympy/669f9afa-fbed-4002-aa77-f7f1cdbdec85%40googlegroups.com. > > For more options, visit https://groups.google.com/d/optout. -- You received this message because you are subscribed to the Google Groups "sympy" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/sympy. To view this discussion on the web visit https://groups.google.com/d/msgid/sympy/CAKgW%3D6LOZPNSvGq%2B%3DzOkWgG5jQbA0KS-59hk8w7CYb%2B9CO%2BjQA%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
