#12846: Multivariate Factorisation can be randomly slow (over extension fields)
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Reporter: malb | Owner: tbd
Type: PLEASE CHANGE | Status: new
Priority: major | Milestone: sage-wishlist
Component: factorization | Keywords: singular
Work issues: | Report Upstream: Reported upstream. Little or
no feedback.
Reviewers: | Authors:
Merged in: | Dependencies:
Stopgaps: |
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The following code may take 1 second or not terminate in 1 minute,
depending on random choices in the algorithm:
{{{
sage: K=GF(4,'a')
sage: a=K.gens()[0]
sage: R.<x,y> = K[]
sage: f=(a + 1)*x^145*y^84 + (a + 1)*x^205*y^17 + x^32*y^112 + x^92*y^45
sage: time r=f.factor(proof=False)
}}}
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/12846>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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