#20317: bug in Permutations_msetk cardinality
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Reporter: vdelecroix | Owner:
Type: defect | Status: new
Priority: major | Milestone: sage-7.2
Component: combinatorics | Resolution:
Keywords: bug | Merged in:
Authors: | Reviewers:
Report Upstream: N/A | Work issues:
Branch: | Commit:
Dependencies: | Stopgaps:
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Comment (by vdelecroix):
Replying to [comment:1 tscrim]:
> This seems to be a problem of it inheriting the `cardinality` from
`Permutations_mset`.
It is.
> The simple fix is to just have
> {{{#!python
> def cardinality(self):
> return len(self.list())
> }}}
> Or does anyone know of a easy-ish formula?
I don't understand why there are two classes at all.
`Permutations_mset(ms)` is a shortcut for `Permutations_msetk(ms,
len(ms))`.
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Ticket URL: <http://trac.sagemath.org/ticket/20317#comment:2>
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