Re: Issue 1900 in sympy: factor((1+2*x+x**2)**100) works too hard

Updates: Status: Fixed Labels: -NeedsReview PassedReview Comment #10 on issue 1900 by matt...@gmail.com: factor((1+2*x+x**2)**100) works too hard http://code.google.com/p/sympy/issues/detail?id=1900 factor() has now symbolic capabilities, e.g.: In [1]: %time factor((x**2 -

Re: Issue 1900 in sympy: factor((1+2*x+x**2)**100) works too hard

Updates: Labels: mattpap Comment #9 on issue 1900 by asmeurer: factor((1+2*x+x**2)**100) works too hard http://code.google.com/p/sympy/issues/detail?id=1900 (No comment was entered for this change.) -- You received this message because you are subscribed to the Google Groups

Re: Issue 1900 in sympy: factor((1+2*x+x**2)**100) works too hard

Updates: Status: Started Owner: mattpap Labels: Milestone-Release0.7.0 NeedsReview Comment #6 on issue 1900 by mattpap: factor((1+2*x+x**2)**100) works too hard http://code.google.com/p/sympy/issues/detail?id=1900 This issue was recently fixed in polys11 branch: In

Re: Issue 1900 in sympy: factor((1+2*x+x**2)**100) works too hard

Comment #7 on issue 1900 by smichr: factor((1+2*x+x**2)**100) works too hard http://code.google.com/p/sympy/issues/detail?id=1900 That's good news. Thanks for the update. Looking forward to seeing the new polys. -- You received this message because you are subscribed to the Google Groups

Re: Issue 1900 in sympy: factor((1+2*x+x**2)**100) works too hard

Comment #8 on issue 1900 by smichr: factor((1+2*x+x**2)**100) works too hard http://code.google.com/p/sympy/issues/detail?id=1900 btw I left a comment on http://github.com/mattpap/sympy-polys/commit/e88c0d0. Do you read those commit comments? I'm not sure where else to leave feedback for

Re: Issue 1900 in sympy: factor((1+2*x+x**2)**100) works too hard

Updates: Labels: Polynomial Comment #5 on issue 1900 by Vinzent.Steinberg: factor((1+2*x+x**2)**100) works too hard http://code.google.com/p/sympy/issues/detail?id=1900 (No comment was entered for this change.) -- You received this message because you are listed in the owner or CC

Re: Issue 1900 in sympy: factor((1+2*x+x**2)**100) works too hard

Comment #3 on issue 1900 by mattpap: factor((1+2*x+x**2)**100) works too hard http://code.google.com/p/sympy/issues/detail?id=1900 Well, not coding but just talking. Unfortunately during the following month I won't have much time for SymPy, due to my stay in US. -- You received this

Re: Issue 1900 in sympy: factor((1+2*x+x**2)**100) works too hard

Comment #4 on issue 1900 by smichr: factor((1+2*x+x**2)**100) works too hard http://code.google.com/p/sympy/issues/detail?id=1900 regarding commnent 1: expanding. I wonder if it's possible to never use real expansion on a polynomial/multinomial once it's been created. e.g. you don't have to

Re: Issue 1900 in sympy: factor((1+2*x+x**2)**100) works too hard

Comment #1 on issue 1900 by mattpap: factor((1+2*x+x**2)**100) works too hard http://code.google.com/p/sympy/issues/detail?id=1900 The procedure is as follows: 1. Expand 2. Square-free factor 3. Factor The first two take majority of time in this case. This is the most general approach

Re: Issue 1900 in sympy: factor((1+2*x+x**2)**100) works too hard

Comment #2 on issue 1900 by smichr: factor((1+2*x+x**2)**100) works too hard http://code.google.com/p/sympy/issues/detail?id=1900 I should say! You're coding up a storm. My intent here is to record issues so we will know what sorts of things we might want the eventual pre-processor to be

Issue 1900 in sympy: factor((1+2*x+x**2)**100) works too hard

Status: Accepted Owner: smichr Labels: Type-Defect Priority-Medium New issue 1900 by smichr: factor((1+2*x+x**2)**100) works too hard http://code.google.com/p/sympy/issues/detail?id=1900 For the above expression, factor is working too hard (in polys8) to get the answer (1+x)**200. This should