Thanks! On Sunday, October 7, 2018 at 12:12:25 AM UTC-4, oldk1331 wrote: > > Hi, you can use "sign" to know if a polynomial is nonnegative. > > On Sun, Oct 7, 2018, 3:40 AM Kyle Andrews <[email protected] > <javascript:>> wrote: > >> I am interested in writing a naive procedure for testing whether a square >> symmetric matrix is positive definite. I'm getting to the >> Polynomial(Integer) at the end, but haven't found any documentation showing >> how to test whether a Polynomial(Integer) must be positive (or 0). I know I >> could write this function by examining eigenvalues but would like to >> explore the facilities for doing it the other way. >> >> Thanks for any hints or suggestions. >> >> -- >> You received this message because you are subscribed to the Google Groups >> "FriCAS - computer algebra system" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected] <javascript:>. >> To post to this group, send email to [email protected] >> <javascript:>. >> Visit this group at https://groups.google.com/group/fricas-devel. >> For more options, visit https://groups.google.com/d/optout. >> >
-- You received this message because you are subscribed to the Google Groups "FriCAS - computer algebra system" 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/fricas-devel. For more options, visit https://groups.google.com/d/optout.
