This might be because without use_latex='mathjax', it tries to generate the latex using matplotlib's TeX renderer, which doesn't support all of latex.
Aaron Meurer On Fri, Jul 10, 2015 at 5:11 PM, Alan Bromborsky <[email protected]> wrote: > Using init_printing(use_latex= 'mathjax') solves the problem, but the person > who found the problem said it was due to a bug in sympy. I suggested that > he send his observations to this group. > > On Tue, Jul 7, 2015 at 2:33 PM, Aaron Meurer <[email protected]> wrote: >> >> A better way to do this would be to define the LaTeX printer for the >> object (which should be a separate printer from the pretty printer), >> and enable LaTeX printing with init_printing(). >> >> Aaron Meurer >> >> On Thu, Jul 2, 2015 at 10:30 AM, brombo <[email protected]> wrote: >> > I have implemented a custom matrix printer with "_print_MatrixBase(self, >> > expr)." I am running "jupyter notebook" with the output of >> > "_print_MatrixBase(self, expr)" being given by - >> > >> > def _print_MatrixBase(self, expr): >> > rows = expr.rows >> > cols = expr.cols >> > >> > out_str = ' \\left [ \\begin{array}{' + (cols * 'c') + '} ' >> > for row in range(rows): >> > for col in range(cols): >> > out_str += latex(expr[row,col]) + ' & ' >> > out_str = out_str[:-2] + ' \\\\ ' >> > out_str = out_str[:-4] + ' \\end{array}\\right ] ' >> > >> > if isinteractive(): >> > return display(Math(out_str)) >> > else: >> > return out_str >> > >> > for "jupyter notebook" the output is "return display(Math(out_str))" >> > where >> > the out_str ins the tex output for the matrix. The notebook output is - >> > >> > See attached file >> > >> > Where sp3.g is a sympy Matrix. Why is "None" output along with the >> > correct matrix output? >> > >> > -- >> > 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/2d60f6fc-a7bc-41e7-a82a-86cad4b7d096%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 http://groups.google.com/group/sympy. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/sympy/CAKgW%3D6L4V40%3DFL1oUSkPKSkDgcqkZJ4ZTXJ41BexTYwwLPVQCQ%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 http://groups.google.com/group/sympy. > To view this discussion on the web visit > https://groups.google.com/d/msgid/sympy/CALOxT-m4ue-%2Bwc5Mh_qZ05DDDxLs%3DRS9DvovFVvYFJn0rq4KVQ%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 http://groups.google.com/group/sympy. To view this discussion on the web visit https://groups.google.com/d/msgid/sympy/CAKgW%3D6%2BRX-%2Bmow4BQvrNVeMkVnJj%2BxnX2eyUGUasAgXkmZ%2BZSA%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
