Thank you very much Martin and William. Domingo, P. d. One question, for the next time, how I see the api of the multivariate polynomials?
On 31 mar, 18:47, William Stein <[email protected]> wrote: > On Tue, Mar 31, 2009 at 9:34 AM, Martin Albrecht > > > > <[email protected]> wrote: > > > On Tuesday 31 March 2009, William Stein wrote: > >> R.ngens() > > >> On Tue, Mar 31, 2009 at 7:58 AM, [email protected] > > >> <[email protected]> wrote: > >> > Dear all, > >> > I am new to Sage and after reading the help, I couldn't find a > >> > function that from a multivariate polynomial > >> > returns the number of variables. > >> > if > >> > R=PolynomialRing(ZZ, 20, "z",order="deglex") > >> > f=R.0*R.1 > > > I think he wants: > > > f.nvariables() > > Ah, that works. Also one has: > > sage: R=PolynomialRing(ZZ, 20, "z",order="deglex") > sage: f = R.0 > sage: f.nvariables() > 1 > sage: f.parent().ngens() > 20 > > William --~--~---------~--~----~------------~-------~--~----~ 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/sage-support URLs: http://www.sagemath.org -~----------~----~----~----~------~----~------~--~---
