#13977: variety() of full ideals fails, whereas it should just be empty
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Reporter: Bouillaguet | Owner: malb
Type: defect | Status: new
Priority: major | Milestone: sage-5.7
Component: commutative algebra | Keywords:
Work issues: | Report Upstream: N/A
Reviewers: | Authors:
Merged in: | Dependencies:
Stopgaps: |
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{{{
sage: R.<x,y> = QQ[]
sage: I = R.ideal(1)
sage: I.variety()
Traceback (most recent call last):
...
ValueError: The dimension of the ideal is -1, but it should be 0
}}}
While it's a matter of conventions whether ideals can have negative
dimensions... the variety of QQ[x,y] should just be empty.
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/13977>
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