#15572: Exceptions when multiedges/loops are not supported
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Reporter: | Owner:
ncohen | Status: needs_review
Type: | Milestone: sage-6.1
defect | Resolution:
Priority: major | Merged in:
Component: graph | Reviewers:
theory | Work issues:
Keywords: | Commit:
Authors: | 843473a223c0eaaaf02175df8a34d83fc05125da
Nathann Cohen | Stopgaps:
Report Upstream: N/A |
Branch: |
u/ncohen/15572 |
Dependencies: |
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Comment (by ncohen):
Looks like `DiGraph.is_directed_acylic` actually has no problems with
loops. The exception broke a doctest in
`rings/semirings/non_negative_integer_semiring.py`.
Fixed !
Nathann
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Ticket URL: <http://trac.sagemath.org/ticket/15572#comment:2>
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