Re: Fwd: [sage-devel] Re: [sage-combinat-devel] factorization in polynomial rings

2010-05-21 Thread William Stein
On Fri, May 21, 2010 at 5:03 PM, Anne Schilling wrote: > Hi Simon! > > Thank you very much for your answer. > >> On May 18, 7:47 am, Anne Schilling wrote: >>> >>> sage: LD.=LaurentPolynomialRing(QQ) >>> sage: P=PolynomialRing(LD,'z',2) >> >> Sage tries to use Singular to factor your polynomial. H

Re: Fwd: [sage-devel] Re: [sage-combinat-devel] factorization in polynomial rings

2010-05-21 Thread Anne Schilling
Hi Simon! Thank you very much for your answer. On May 18, 7:47 am, Anne Schilling wrote: sage: LD.=LaurentPolynomialRing(QQ) sage: P=PolynomialRing(LD,'z',2) Sage tries to use Singular to factor your polynomial. Hence, it needs to convert both your polynomial and its ring to Singular. The

Fwd: [sage-devel] Re: [sage-combinat-devel] factorization in polynomial rings

2010-05-20 Thread Mike Hansen
-- Forwarded message -- From: Simon King Date: Tue, May 18, 2010 at 7:22 AM Subject: [sage-devel] Re: [sage-combinat-devel] factorization in polynomial rings To: sage-devel Hi Anne! On May 18, 7:47 am, Anne Schilling wrote: > sage: LD.=LaurentPolynomialRing(QQ) > sage: P=Polyn