#16399: Matrix stack doesn't coerce to a common parent
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Reporter: tscrim | Owner: tscrim
Type: defect | Status: new
Priority: major | Milestone: sage-6.4
Component: coercion | Resolution:
Keywords: matrix stack | Merged in:
coercion | Reviewers:
Authors: | Work issues:
Report Upstream: N/A | Commit:
Branch: u/chapoton/16399 | 9986c476c78510e1b98d46890a5b9506f3b62613
Dependencies: | Stopgaps:
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Comment (by jdemeyer):
Note: I hit the issue on this ticket by working on #17585. Apparently, the
`basis_matrix()` method of modules with basis always returns a matrix over
the fraction field. Changing this gives errors because of the issue here.
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Ticket URL: <http://trac.sagemath.org/ticket/16399#comment:8>
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