Opened 6 years ago

Closed 5 years ago

#15608 closed defect (fixed)

metaticket for simon_two_descent issues

Reported by: cremona Owned by:
Priority: major Milestone: sage-duplicate/invalid/wontfix
Component: elliptic curves Keywords: elliptic curve simon_two_descent
Cc: pbruin Merged in:
Authors: Reviewers: Jeroen Demeyer
Report Upstream: N/A Work issues:
Branch: Commit:
Dependencies: Stopgaps:

Description (last modified by pbruin)

There are several open tickets relating to issues with the simon_two_descent function for elliptic curves over Q and over number fields, which call Denis Simon's GP scripts, as well as a similar number of closed tickets. To help keep track of these, this ticket serves only to be a catalogue of these open tickets in order to better coordinate work on them.

#5153 bug in simon_two_descent for elliptic curves [fixed]

#9322 long time in simon_two_descent for elliptic curves [fixed]

#10735 Simon 2-descent only returns an upper bound on the 2-Selmer rank [positive review (documentation), upstream]

#10745 bug in elliptic curve gens() [positive review]

#11005 Update Simon's GP scripts [fixed]

#15809 Compile Denis Simon's scripts with gp2c [new]

#13593 tighter upper bound on elliptic curve rank [fixed]

#15483 Simon 2-descent gives RuntimeError for an elliptic curve over a quadratic field [fixed (workaround), upstream]

#16022 simon_two_descent sometimes gives wrong answers [fixed, upstream]

Upstream are the ones with bugs in the script that were reported to the author.

Change History (16)

comment:1 Changed 6 years ago by wuthrich

  • Description modified (diff)

comment:2 Changed 6 years ago by pbruin

  • Cc pbruin added

comment:3 Changed 6 years ago by vbraun_spam

  • Milestone changed from sage-6.1 to sage-6.2

comment:4 Changed 6 years ago by jdemeyer

  • Description modified (diff)

comment:5 Changed 6 years ago by pbruin

  • Description modified (diff)

comment:6 Changed 6 years ago by jdemeyer

  • Description modified (diff)

comment:7 Changed 6 years ago by pbruin

  • Description modified (diff)

comment:8 Changed 6 years ago by pbruin

  • Description modified (diff)

comment:9 Changed 6 years ago by pbruin

  • Description modified (diff)

comment:10 Changed 6 years ago by pbruin

  • Description modified (diff)

comment:11 Changed 6 years ago by pbruin

  • Description modified (diff)

comment:12 Changed 6 years ago by vbraun_spam

  • Milestone changed from sage-6.2 to sage-6.3

comment:13 Changed 5 years ago by vbraun_spam

  • Milestone changed from sage-6.3 to sage-6.4

comment:14 Changed 5 years ago by jdemeyer

  • Milestone changed from sage-6.4 to sage-duplicate/invalid/wontfix
  • Reviewers set to Jeroen Demeyer
  • Status changed from new to needs_review

Now that the last ticket on the list needs_review, I guess we can close this...

comment:15 Changed 5 years ago by jdemeyer

  • Status changed from needs_review to positive_review

comment:16 Changed 5 years ago by vbraun

  • Resolution set to fixed
  • Status changed from positive_review to closed
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