> > > > Do you mean convert my expression to Poly and use the all_coefs method ? > I > > did that but it doesn't support multvariate poly > > Poly(a**2+b+5*c+2).all_coeffs() > > PolynomialError: .. > > Oh I guess you just want expr.coeffs() then, or expr.terms(). > > expr.coeffs() works ok but expr.terms() returns In [30]: Poly(a**2+b+5*c+2).terms() Out[30]: [((2, 0, 0), 1), ((0, 1, 0), 1), ((0, 0, 1), 5), ((0, 0, 0), 2)]
Not a,b,c,1 as I want. However, the as_coefficients_dict() works well (and I don't have to convert it to a Poly) . Thanks -- You received this message because you are subscribed to the Google Groups "sympy" group. To view this discussion on the web visit https://groups.google.com/d/msg/sympy/-/bGrOnY3Ov0sJ. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/sympy?hl=en.
