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PQuotient throwing error for large groups

kind: bug: unexpected errorIssues describing bugs in which computation unexpectedly encounters an error, and PRs fixing themIssues describing bugs in which computation unexpectedly encounters an error, and PRs fixing them

Status: Open.

#5809 In gap-system/gap;

· FriedrichRober opened on Oct 9, 2024

Extend meataxe to be able to detect invariant forms of reducible modules (just one possible form is returned)

kind: enhancementLabel for issues suggesting enhancements; and for pull requests implementing enhancementsLabel for issues suggesting enhancements; and for pull requests implementing enhancements

release notes: use titleFor PRs: the title of this PR is suitable for direct use in the release notesFor PRs: the title of this PR is suitable for direct use in the release notes

topic: library

Status: Draft (not ready).

gap-system/gapnumber 5803

#5803 In gap-system/gap;

· fingolfin opened on Sep 24, 2024

updates for vector and matrix objects over residue class rings and large finite fields

kind: bugIssues describing general bugs, and PRs fixing themIssues describing general bugs, and PRs fixing them

kind: enhancementLabel for issues suggesting enhancements; and for pull requests implementing enhancementsLabel for issues suggesting enhancements; and for pull requests implementing enhancements

release notes: not neededPRs introducing changes that are wholly irrelevant to the release notesPRs introducing changes that are wholly irrelevant to the release notes

topic: library

Status: Open (in progress).

gap-system/gapnumber 6342

#6342 In gap-system/gap;

· ThomasBreuer opened on Apr 23, 2026

buildsys: always link gap against libgap

release notes: not neededPRs introducing changes that are wholly irrelevant to the release notesPRs introducing changes that are wholly irrelevant to the release notes

topic: build system

Status: Draft (not ready).

gap-system/gapnumber 5780

#5780 In gap-system/gap;

· fingolfin opened on Aug 28, 2024

Disallow duplicate named generators when constructing magmas, semigroups, groups, etc

do not mergePRs which are not yet ready to be merged (e.g. submitted for discussion, or test results)PRs which are not yet ready to be merged (e.g. submitted for discussion, or test results)

release notes: use titleFor PRs: the title of this PR is suitable for direct use in the release notesFor PRs: the title of this PR is suitable for direct use in the release notes

topic: library

Status: Draft (not ready).

gap-system/gapnumber 6097

#6097 In gap-system/gap;

· wilfwilson opened on Sep 5, 2025

PreImagesRepresentative returns error or wrong element when argument is not in image

kind: bugIssues describing general bugs, and PRs fixing themIssues describing general bugs, and PRs fixing them

kind: bug: unexpected errorIssues describing bugs in which computation unexpectedly encounters an error, and PRs fixing themIssues describing bugs in which computation unexpectedly encounters an error, and PRs fixing them

kind: bug: wrong resultIssues describing bugs that result in mathematically or otherwise wrong results, and PRs fixing themIssues describing bugs that result in mathematically or otherwise wrong results, and PRs fixing them

Status: Open.

#4088 In gap-system/gap;

· stertooy opened on Aug 3, 2020

Re-enable ZmodnZ matrix work

Status: Open.

#4988 In gap-system/gap;

· fingolfin opened on Aug 16, 2022

Add Exec2, the "better version of Exec"

kind: enhancementLabel for issues suggesting enhancements; and for pull requests implementing enhancementsLabel for issues suggesting enhancements; and for pull requests implementing enhancements

topic: library

Status: Draft (not ready).

gap-system/gapnumber 5103

#5103 In gap-system/gap;

· fingolfin opened on Oct 11, 2022

Make a safer/easier TRIM_PERM

kind: discussiondiscussions, questions, requests for comments, and so ondiscussions, questions, requests for comments, and so on

kind: enhancementLabel for issues suggesting enhancements; and for pull requests implementing enhancementsLabel for issues suggesting enhancements; and for pull requests implementing enhancements

topic: kernel

Status: Open.

#3576 In gap-system/gap;

· ChrisJefferson opened on Jul 15, 2019

Objectify: warn if Is{Component,Positional}ObjectRep absent

Status: Draft (not ready).

gap-system/gapnumber 4964

#4964 In gap-system/gap;

· fingolfin opened on Jul 29, 2022

One more problem with groups consisting of matrix objects (-> maybe add MatrixGroup, and BaseDomain(matgrp) ?)

kind: bugIssues describing general bugs, and PRs fixing themIssues describing general bugs, and PRs fixing them

kind: bug: unexpected errorIssues describing bugs in which computation unexpectedly encounters an error, and PRs fixing themIssues describing bugs in which computation unexpectedly encounters an error, and PRs fixing them

Status: Open.

#6389 In gap-system/gap;

· ThomasBreuer opened on May 11, 2026