Opened 10 years ago
Closed 10 years ago
#12007 closed defect (duplicate)
creation of extension field of finite field needs more parameter checking
Reported by: | mariah | Owned by: | AlexGhitza |
---|---|---|---|
Priority: | major | Milestone: | sage-duplicate/invalid/wontfix |
Component: | basic arithmetic | Keywords: | |
Cc: | Merged in: | ||
Authors: | Reviewers: | David Roe | |
Report Upstream: | N/A | Work issues: | |
Branch: | Commit: | ||
Dependencies: | Stopgaps: |
Description (last modified by )
In sage-4.7.2,
sage: F = GF(2) sage: P.<x> = PolynomialRing(F) sage: H.<h> = GF(2^8, name='h', modulus=x^3+x+1) # 2^8 rather than 2^3 sage: sage: len(set([h^i for i in xrange(10000)])) 21
H is something - but it is not a field!
Fixed by #11784.
Change History (4)
comment:1 Changed 10 years ago by
comment:2 Changed 10 years ago by
- Status changed from new to needs_review
comment:3 Changed 10 years ago by
- Milestone changed from sage-5.1 to sage-duplicate/invalid/wontfix
- Status changed from needs_review to positive_review
comment:4 Changed 10 years ago by
- Description modified (diff)
- Resolution set to duplicate
- Reviewers set to David Roe
- Status changed from positive_review to closed
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This is a duplicate of #11784 that needs review :)