Skip to content

Pull requests: leanprover-community/mathlib4

New pull request New
3,122 Open 39,342 Closed
3,122 Open 39,342 Closed
Author
Filter by author
Loading
Label
Filter by label
Loading
Use alt + click/return to exclude labels
or ⇧ + click/return for logical OR
Projects
Filter by project
Loading
Milestones
Filter by milestone
Loading
Reviews
Filter by reviews
No reviews Review required Approved review Changes requested
Assignee
Filter by who’s assigned
Assigned to nobody Loading
Sort
Sort by
Newest Oldest Most commented Least commented Recently updated Least recently updated Best match
Most reactions
👍 👎 😄 🎉 😕 ❤️ 🚀 👀

Pull requests list

chore(Analysis/Normed/Operator/ContinuousAlgEquiv): generalize theorem to TVS blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) t-analysis Analysis (normed *, calculus) tech debt Tracking cross-cutting technical debt, see e.g. the "Technical debt counters" stream on zulip
#43115 opened Aug 25, 2026 by themathqueen Collaborator Loading…
2 tasks
2
refactor: definition for EventuallyConst on Set blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) tech debt Tracking cross-cutting technical debt, see e.g. the "Technical debt counters" stream on zulip
#43114 opened Aug 25, 2026 by YaelDillies Contributor Loading…
1 task
2
feat(Topology/Algebra/Module/Spaces/CLM): linear map version of smulRightL t-topology Topological spaces, uniform spaces, metric spaces, filters
#43113 opened Aug 25, 2026 by themathqueen Collaborator Loading…
1
feat(Topology/Algebra/Module/Spaces/CLM): linear map version of apply t-topology Topological spaces, uniform spaces, metric spaces, filters
#43112 opened Aug 25, 2026 by themathqueen Collaborator Loading…
1
chore(Analysis/Normed/Unbundled/RingSeminorm): add missing API awaiting-CI This PR does not pass CI yet. This label is automatically removed once it does. t-analysis Analysis (normed *, calculus)
#43111 opened Aug 25, 2026 by tb65536 Contributor Loading…
1
feat(Computability): ackermann function as hyperoperation + estimates
#43110 opened Aug 25, 2026 by felixpernegger Contributor Loading…
1
chore(Algebra/Order/Hom/Basic): split file by imports t-algebra Algebra (groups, rings, fields, etc) t-order Order theory
#43109 opened Aug 25, 2026 by tb65536 Contributor Loading…
1
chore(GroupTheory/Solvable): to_additivize file t-algebra Algebra (groups, rings, fields, etc) t-group-theory Group theory
#43108 opened Aug 25, 2026 by tb65536 Contributor Loading…
2
refactor(RingTheory/Polynomial/HilbertPoly): generalize preHilbertPoly_eq_choose_sub_add t-ring-theory Ring theory
#43107 opened Aug 25, 2026 by justus-springer Collaborator Loading…
3
feat(CovariantDerivative): connection Laplacian blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) new-contributor This PR was made by a contributor with at most 5 merged PRs. Welcome to the community! t-differential-geometry Manifolds etc
#43106 opened Aug 25, 2026 by mpacholski Contributor • Draft
1 task
4
feat(InformationTheory/KullbackLeibler): finite Kullback-Leibler divergence new-contributor This PR was made by a contributor with at most 5 merged PRs. Welcome to the community! t-measure-probability Measure theory / Probability theory
#43104 opened Aug 25, 2026 by elazarg Contributor Loading…
2
chore(Algebra/Homology): unexpose HomologicalComplexUpToQuasiIso.Qh t-category-theory Category theory tech debt Tracking cross-cutting technical debt, see e.g. the "Technical debt counters" stream on zulip
#43103 opened Aug 25, 2026 by joelriou Contributor Loading…
2
chore(GroupTheory/PGroup): to_additivize most of the file t-algebra Algebra (groups, rings, fields, etc) t-group-theory Group theory
#43102 opened Aug 25, 2026 by tb65536 Contributor Loading…
6
chore(Order/ConditionallyCompleteLattice/Basic): use to_dual for WellFoundedLT theorems t-order Order theory
#43101 opened Aug 25, 2026 by SnirBroshi Collaborator Loading…
1
feat(Analysis/Complex/CauchyIntegral): add Cauchy formula at interior points t-analysis Analysis (normed *, calculus)
#43100 opened Aug 25, 2026 by JJYYY-JJY Contributor Loading…
1
feat(Combinatorics/SimpleGraph): IsSubwalk is a partial order and more relation properties t-combinatorics Combinatorics
#43099 opened Aug 25, 2026 by SnirBroshi Collaborator Loading…
1
feat(Combinatorics/SimpleGraph/Clique): clique numbers of top and bot t-combinatorics Combinatorics
#43096 opened Aug 25, 2026 by SnirBroshi Collaborator Loading…
1
chore(Data/PFunctor): reduce defeq abuse around PFunctor.W blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) t-data Data (lists, quotients, numbers, etc) tech debt Tracking cross-cutting technical debt, see e.g. the "Technical debt counters" stream on zulip
#43095 opened Aug 25, 2026 by plp127 Contributor Loading…
1 task
2
feat(Algebra/Homology): pseudofunctorial behaviour of Functor.mapDerivedCategory blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) t-category-theory Category theory tech debt Tracking cross-cutting technical debt, see e.g. the "Technical debt counters" stream on zulip WIP Work in progress
#43089 opened Aug 24, 2026 by joelriou Contributor Loading…
1 task
2
feat(Algebra/QuadraticAlgebra): maximal quadratic orders over ℤ blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) large-import Automatically added label for PRs with a significant increase in transitive imports merge-conflict The PR has a merge conflict with master, and needs manual merging. (this label is managed by a bot)
#43088 opened Aug 24, 2026 by xroblot Collaborator Loading…
3 tasks
3
feat(RepresentationTheory): add Hecke/Basic.lean new-contributor This PR was made by a contributor with at most 5 merged PRs. Welcome to the community! t-algebra Algebra (groups, rings, fields, etc)
#43087 opened Aug 24, 2026 by JX-Mo Contributor Loading…
6
feat(Algebra/Homology): the bijection of Ext-groups that is induced by an adjunction between exact functors blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) t-algebra Algebra (groups, rings, fields, etc) t-category-theory Category theory WIP Work in progress
#43086 opened Aug 24, 2026 by joelriou Contributor Loading…
2 tasks
2
feat: the index of Fredholm operators is locally constant blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) tech debt Tracking cross-cutting technical debt, see e.g. the "Technical debt counters" stream on zulip
#43085 opened Aug 24, 2026 by ADedecker Member • Draft
1 task
3
chore(Analysis): missing normed/inner instances for closed submodules large-import Automatically added label for PRs with a significant increase in transitive imports t-analysis Analysis (normed *, calculus)
#43084 opened Aug 24, 2026 by mcdoll Member Loading…
11
feat(RingTheory/Henselian): add Hensel lemma for non-monic polynomials t-ring-theory Ring theory
#43082 opened Aug 24, 2026 by WenrongZou Collaborator Loading…
2
ProTip! Updated in the last three days: updated:>2026-08-22.