Does manipulating holonomic functions require solving linear systems with rational function coefficients, or are there more direct methods? I ask because if it does a GSoC project for this for SymPy may require improving SymPy's matrices to support working over rational function domains.
Aaron Meurer On Thu, Feb 25, 2016 at 4:10 PM, Ralf Stephan <[email protected]> wrote: > The rows are the ansatz for the holonomic diff.eq. of order 3. > We got this order from step 1. The linear system solves for the p_i > > On Thu, Feb 25, 2016, 20:50 shubham tibra <[email protected]> wrote: >> >> I know it's a newbie question but I am stuck at it. >> In the paper mentioned in the ideas page >> http://www.risc.jku.at/publications/download/risc_2244/DIPLFORM.pdf >> the algorithm for addition of holonomic functions is described in Example >> 1.4.2, page 20. How do we get the linear system as mentioned in Equation >> (1.4.13) >> from the derivatives of functions `f` and `g` ? >> >> -- >> You received this message because you are subscribed to a topic in the >> Google Groups "sympy" group. >> To unsubscribe from this topic, visit >> https://groups.google.com/d/topic/sympy/JkCkgltXeJM/unsubscribe. >> To unsubscribe from this group and all its topics, 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/84abd1b9-d6da-4c22-8951-159f7e7943f9%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/CAMNHCDuZchi5CNMbuyDAii8yhKMFWbBQ__Ng2g8iFeJgm0%2B6Gg%40mail.gmail.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%3D6KSTUAJ-WpzAvaCRUO2j6EJnq1SoY1WEUWty-3OM1i4oQ%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
