#16638: Random failure in integer_vector
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Reporter: vbraun | Owner:
Type: defect | Status: new
Priority: major | Milestone: sage-6.4
Component: combinatorics | Resolution:
Keywords: random_fail | Merged in:
Authors: | Reviewers:
Report Upstream: N/A | Work issues:
Branch: | Commit:
Dependencies: | Stopgaps:
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Comment (by ncohen):
> There must be a bug in the ryser algo:
That is possible, but do not expect the solution to be unique: there may
be a lot.
To give you an idea, if `d=([1]*n,[1]*n)` then all `n!` permutation
matrices are a solution.
Nathann
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Ticket URL: <http://trac.sagemath.org/ticket/16638#comment:6>
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