Sorry, I have misread. Does subs(ex, [(x, x_val), (y, y_val)]) not work? x is the symbol and x_val is its numerical value.
On Mon, Feb 20, 2017 at 8:03 PM, Michele Zaffalon < [email protected]> wrote: > You could call nullspace on the matrix A-lambda. > > On Mon, Feb 20, 2017 at 6:57 PM, Gideon Simpson <[email protected]> > wrote: > >> I'm trying to do the following: >> 1. Construct a (small) matrix with a symbolic entry >> 2. Compute it's eigenvalues/eigenvectors in terms of the symbolic value >> 3. Evaluate the computed eigenvalues/eigenvectors at a particular >> numerical value >> >> I have no trouble doing task 1 and 2, suing the Matrix structure, but I >> am totally stuck on task 3. >> >> -- >> 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/ms >> gid/sympy/552d8234-d5d4-4616-89a0-303320bf1978%40googlegroups.com >> <https://groups.google.com/d/msgid/sympy/552d8234-d5d4-4616-89a0-303320bf1978%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 https://groups.google.com/group/sympy. To view this discussion on the web visit https://groups.google.com/d/msgid/sympy/CADox18zgPUKM4L_mWncAPqWzDb19vxFaCfhk5Ukmb4jZE6kLWg%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
