On Fri, Feb 13, 2015 at 3:42 PM, Ian Bell <[email protected]> wrote:
> I am trying to do an integration like this: > Was there supposed to be something here? It's just showing up as empty space for me. Aaron Meurer > > > > Ultimately the result I should be able to get is -log(1-z) > > Manual integration shows that you can integrate(1/(1-z),z) -> -log(z-1), > evaluation at the limits yields -log(z-1) - (-log(-1)) which you can > simplify to -log(1-z). How can I tell sympy to delay evaluation until > after it has done the simplification? I guess that it first does log(-1), > which it isn't happy about... > > Ian > > -- > 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 http://groups.google.com/group/sympy. > To view this discussion on the web visit > https://groups.google.com/d/msgid/sympy/fdbada4e-6ba0-4de5-835f-5121aaa022ce%40googlegroups.com > <https://groups.google.com/d/msgid/sympy/fdbada4e-6ba0-4de5-835f-5121aaa022ce%40googlegroups.com?utm_medium=email&utm_source=footer> > . > 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 http://groups.google.com/group/sympy. To view this discussion on the web visit https://groups.google.com/d/msgid/sympy/CAKgW%3D6LRQGJdBfiNYs9TytbfpWPp1aaf_YqhBNdZ3Vnng0%2BAdA%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
