Hi Aaron, Sorry for the late reply. Yes, the lin_expr_coeffs function can be extended to accept a linear equation system. Feel free, anyone, to take it and make a PR. If I find some time I can do it, but that will not happen soon...
On Fri, Oct 11, 2013 at 6:20 PM, Aaron Meurer <[email protected]> wrote: > That's useful, we should put that in SymPy, though I personally think > it would be more useful if it just took a system and returned a > matrix. > > Aaron Meurer > > On Fri, Oct 11, 2013 at 4:59 AM, Cristóvão Duarte Sousa > <[email protected]> wrote: >> Hi Aaron, >> >> I've found Expr.as_coefficients_dict() method useful for that, although I >> had to workaround constant and single variable expressions. >> >> Check the function lin_expr_coeffs >> (https://github.com/cdsousa/PyLMI-SDP/blob/master/lmi_sdp/lm.py#L27) of my >> PyLMI-SDP package, >> to see how I used it. >> >> On Friday, October 11, 2013 1:49:14 AM UTC+1, Aaron Meurer wrote: >>> >>> Is there a function in SymPy that makes it easy to convert from a >>> system of linear equations in symbolic form to a Matrix? I'm asking >>> because solve_linear_system takes a Matrix as input. >>> >>> Aaron Meurer >> >> -- >> 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. >> For more options, visit https://groups.google.com/groups/opt_out. > > -- > 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/Wqs1OhTBexg/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 http://groups.google.com/group/sympy. > For more options, visit https://groups.google.com/groups/opt_out. -- 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. For more options, visit https://groups.google.com/groups/opt_out.
