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critical bug in multivariate polynomial factorization over GF(2) #12928
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comment:2
here is another example:
Note that the factorization algorithm seems not to be deterministic, thus some times the Paul |
comment:3
Note that for the example given in the description, the "bug" seems to be deterministic. Paul |
comment:4
Hi, can you guys report this upstream? I am travelling this week. |
Upstream: Reported upstream. Little or no feedback. |
comment:5
reported upstream, see http://www.singular.uni-kl.de:8002/trac/ticket/424 |
comment:6
the bug is fixed upstream. I have asked in which release the patch will be. Paul |
Changed upstream from Reported upstream. Little or no feedback. to Fixed upstream, in a later stable release. |
comment:7
upstream says it is fixed in 3-1-4-4. Paul |
Reviewer: Jeroen Demeyer |
comment:8
Fixed by #13237. |
consider the following (both with Sage 4.8 and Sage 5.0.beta13 without
proof=False
):This seems to be a bug in Singular factorization. I set the priority to "critical" since this is really a very basic routine.
Paul
Upstream: Fixed upstream, in a later stable release.
CC: @malb
Component: factorization
Reviewer: Jeroen Demeyer
Issue created by migration from https://trac.sagemath.org/ticket/12928
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