#19473: FiniteDimensionalAlgebra.is_unitary is not sufficient
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Reporter: darij | Owner:
Type: defect | Status: needs_review
Priority: major | Milestone: sage-6.10
Component: algebra | Resolution:
Keywords: finite- | Merged in:
dimensional algebra, linear | Reviewers: Travis Scrimshaw
algebra | Work issues: clear up
Authors: Darij Grinberg, | associativity requirement; if
Travis Scrimshaw | necessary, change superclass and
Report Upstream: N/A | is_unitary method
Branch: | Commit:
public/algebra/finite_dim_algebra_fixes-19473|
0cfe0366fc527d2f692c835be3d40f60aa61c471
Dependencies: | Stopgaps:
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Comment (by tscrim):
From what I see, there are no additional tests in `Ring`. Instead these
come from the category of `Rings`, which is not in the supercategories.
However I think we are okay because the class doesn't necessarily assume
the parent is associative and unital.
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Ticket URL: <http://trac.sagemath.org/ticket/19473#comment:12>
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