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Pull requests: leanprover-community/mathlib4

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Pull requests list

chore(CategoryTheory/Comma): more implicit_reducible definitions t-category-theory Category theory
#42762 opened Aug 14, 2026 by joelriou Contributor Loading…
feat(Analysis/SpecialFunction): bessel function of the first kind t-analysis Analysis (normed *, calculus)
#42760 opened Aug 14, 2026 by wwylele Collaborator Loading…
feat(CategoryTheory/Subobject): extend image subobject API blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) t-category-theory Category theory
#42759 opened Aug 14, 2026 by mckoen Collaborator Loading…
1 task
feat(ModelTheory): add syntax and semantics for infinitary logic LLM-generated PRs with substantial input from LLMs - review accordingly new-contributor This PR was made by a contributor with at most 5 merged PRs. Welcome to the community! t-logic Logic (model theory, etc)
#42758 opened Aug 14, 2026 by cameronfreer Contributor Loading…
feat(CategoryTheory/Subobject): extend exists and pullback API t-category-theory Category theory
#42757 opened Aug 14, 2026 by mckoen Collaborator Loading…
chore: get cache large-import Automatically added label for PRs with a significant increase in transitive imports
#42756 opened Aug 14, 2026 by thorimur Contributor Draft
refactor: redefine spectralRadius in terms of quasispectrum merge-conflict The PR has a merge conflict with master, and needs manual merging. (this label is managed by a bot) t-analysis Analysis (normed *, calculus)
#42753 opened Aug 13, 2026 by j-loreaux Contributor Loading…
fix(Cache): give each cache process its own temporary file names CI Modifies the continuous integration setup or other automation
#42752 opened Aug 13, 2026 by kim-em Contributor Loading…
chore(Algebra/QuadraticAlgebra): rename map/mapEquiv to changeGenerator t-algebra Algebra (groups, rings, fields, etc)
#42751 opened Aug 13, 2026 by xroblot Collaborator Loading…
feat(Topology): generalise IsometricSmul to WeakPseudoEMetricSpace and friends blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) LLM-generated PRs with substantial input from LLMs - review accordingly
#42750 opened Aug 13, 2026 by felixpernegger Contributor Loading…
1 task
feat(RingTheory/Bialgebra): expose (Add)MonoidAlgebra.liftMulEquiv t-ring-theory Ring theory
#42749 opened Aug 13, 2026 by kim-em Contributor Loading…
chore(LinearAlgebra): tidy markdown headers t-algebra Algebra (groups, rings, fields, etc)
#42748 opened Aug 13, 2026 by harahu Contributor Loading…
feat(Topology): generalise Dilation to WeakPseudoEMetricSpace and friends blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) LLM-generated PRs with substantial input from LLMs - review accordingly
#42747 opened Aug 13, 2026 by felixpernegger Contributor Loading…
1 task
chore: remove outdated adaptation notes after #42161 t-category-theory Category theory tech debt Tracking cross-cutting technical debt, see e.g. the "Technical debt counters" stream on zulip
#42745 opened Aug 13, 2026 by JovanGerb Contributor Loading…
feat(Analysis/InnerProductSpace): complexification of Hilbert spaces t-analysis Analysis (normed *, calculus) tech debt Tracking cross-cutting technical debt, see e.g. the "Technical debt counters" stream on zulip
#42744 opened Aug 13, 2026 by themathqueen Collaborator Draft
chore(Tactic): mark two runtime-only imports as shake: keep delegated This pull request has been delegated to the PR author (or occasionally another non-maintainer). LLM-generated PRs with substantial input from LLMs - review accordingly t-meta Tactics, attributes or user commands
#42743 opened Aug 13, 2026 by bryangingechen Contributor Loading…
feat: the set of Fredholm operators between two Banach spaces is open blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) t-topology Topological spaces, uniform spaces, metric spaces, filters
#42742 opened Aug 13, 2026 by ADedecker Member Loading…
1 task
feat(Topology): generalise Isometry to WeakPseudoEMetricSpace and friends LLM-generated PRs with substantial input from LLMs - review accordingly t-topology Topological spaces, uniform spaces, metric spaces, filters
#42741 opened Aug 13, 2026 by felixpernegger Contributor Loading…
1 task
chore: mark AlgebraicGeometry.PrimeSpectrum.Top as implicit_reducible t-algebraic-geometry Algebraic geometry tech debt Tracking cross-cutting technical debt, see e.g. the "Technical debt counters" stream on zulip
#42740 opened Aug 13, 2026 by JovanGerb Contributor Loading…
chore(Order/Interval): define Unique (Iic 0) directly, drop a defeq option in Traj tech debt Tracking cross-cutting technical debt, see e.g. the "Technical debt counters" stream on zulip
#42739 opened Aug 13, 2026 by FrankieNC Collaborator Loading…
chore(Data/Finset): mark Equiv.restrictPreimageFinset implicit_reducible t-measure-probability Measure theory / Probability theory tech debt Tracking cross-cutting technical debt, see e.g. the "Technical debt counters" stream on zulip
#42738 opened Aug 13, 2026 by FrankieNC Collaborator Loading…
feat(Algebra/Order/Kleene): add Kleene algebra instances for MulOppos… 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)
#42737 opened Aug 13, 2026 by Jack1320 Loading…
ProTip! no:milestone will show everything without a milestone.