#13500: Kernels for dense matrices mod p
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Reporter: malb | Owner: jason, was
Type: enhancement | Status: new
Priority: major | Milestone: sage-5.4
Component: linear algebra | Keywords:
Work issues: | Report Upstream: N/A
Reviewers: | Authors:
Merged in: | Dependencies:
Stopgaps: |
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This seems too slow:
{{{
sage: A = random_matrix(GF(127),4000,5000)
sage: %time _ = A.echelon_form() # okay
CPU times: user 8.07 s, sys: 0.13 s, total: 8.20 s
Wall time: 8.24 s
sage: %time A.right_kernel() # slow!
CPU times: user 56.33 s, sys: 0.23 s, total: 56.56 s
Wall time: 56.83 s
}}}
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/13500>
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