#30797 closed defect (fixed)

Bug in modular sqrt when extend is False and all is True

Reported by: gh-jtnydv25 Owned by:
Priority: major Milestone: sage-9.3
Component: number fields Keywords: bug
Cc: tscrim, vdelecroix Merged in:
Authors: Frédéric Chapoton Reviewers: Travis Scrimshaw
Report Upstream: N/A Work issues:
Branch: 0815aa0 (Commits, GitHub, GitLab) Commit: 0815aa0728c9ba3bbd1fe188a9b04b525476d64b
Dependencies: Stopgaps:

Status badges

Description

sage: GF(103)(-1).sqrt(extend=False, all=True) 
...
ValueError: self must be a square

It should return [] instead.

Change History (4)

comment:1 Changed 21 months ago by chapoton

  • Authors set to Frédéric Chapoton
  • Branch set to u/chapoton/30797
  • Commit set to 0815aa0728c9ba3bbd1fe188a9b04b525476d64b
  • Milestone changed from sage-9.2 to sage-9.3
  • Status changed from new to needs_review

thx, here is a fix


New commits:

0815aa0trac 30797 fix sqrt corner case for Zmod integers

comment:2 Changed 21 months ago by chapoton

  • Cc tscrim vdelecroix added

green bot, please review

comment:3 Changed 21 months ago by tscrim

  • Reviewers set to Travis Scrimshaw
  • Status changed from needs_review to positive_review

LGTM.

comment:4 Changed 20 months ago by vbraun

  • Branch changed from u/chapoton/30797 to 0815aa0728c9ba3bbd1fe188a9b04b525476d64b
  • Resolution set to fixed
  • Status changed from positive_review to closed
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