Re: [sage-support] another naive question

2020-04-06 Thread Dima Pasechnik
On Tue, Apr 7, 2020 at 2:29 AM Fernando Gouvea wrote: > > I'm working with ideals in the polynomial ring in three variables. > > sage> R.=QQ[] > sage> f=u*v-w > sage> g=u^2-v > sage> I=Ideal(f,g) > sage> I.is_prime() > True > sage> I.associated_primes() > [Ideal (v^2 - u*w, u*v - w, u^2 -

[sage-support] another naive question

2020-04-06 Thread Fernando Gouvea
I'm working with ideals in the polynomial ring in three variables. sage> R.=QQ[] sage> f=u*v-w sage> g=u^2-v sage> I=Ideal(f,g) sage> I.is_prime()     True sage> I.associated_primes()     [Ideal (v^2 - u*w, u*v - w, u^2 - v) of Multivariate Polynomial Ring in u, v, w over Rational Field] That