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Pull requests: leanprover-community/mathlib4

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Pull requests list

feat(TacticAnalysis): copy args when replacing linarith with grind t-meta Tactics, attributes or user commands
#32668 opened Dec 10, 2025 by kim-em Loading…
1
chore: replace omega with lia where possible bench-after-CI Once the PR passes CI, comment `!bench` on the PR
#32666 opened Dec 10, 2025 by kim-em Loading…
1
feat(RingTheory): quasi-finite algebras t-ring-theory Ring theory
#32665 opened Dec 9, 2025 by erdOne Loading…
1
doc: fix articles a/an
#32664 opened Dec 9, 2025 by harahu Loading…
1
feat: haar measures on short exact sequences t-measure-probability Measure theory / Probability theory WIP Work in progress
#32661 opened Dec 9, 2025 by tb65536 Loading…
1
feat(Topology): sandwich lemmas for profinite sets t-topology Topological spaces, uniform spaces, metric spaces, filters
#32660 opened Dec 9, 2025 by dagurtomas Loading…
1
doc(Topology): fix typos t-topology Topological spaces, uniform spaces, metric spaces, filters
#32659 opened Dec 9, 2025 by harahu Loading…
5
chore: clean up imports from #31746 t-data Data (lists, quotients, numbers, etc)
#32657 opened Dec 9, 2025 by mattrobball Loading…
1
feat(Data/Set): a function surjective on a set is surjective t-data Data (lists, quotients, numbers, etc)
#32655 opened Dec 9, 2025 by YaelDillies Loading…
2
feat(Combinatorics): a clique has size at most the chromatic number t-combinatorics Combinatorics
#32654 opened Dec 9, 2025 by YaelDillies Loading…
1
feat(CategoryTheory/Sites): add the Grothendieck topology generated by a precoverage awaiting-author A reviewer has asked the author a question or requested changes. t-category-theory Category theory
#32652 opened Dec 9, 2025 by BGuillemet Loading…
19
doc(Probability/Martingale): fix typos t-measure-probability Measure theory / Probability theory
#32651 opened Dec 9, 2025 by harahu Loading…
1
feat: subfield of Hahn series bounded by a cardinal blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot)
#32648 opened Dec 9, 2025 by vihdzp Loading…
1 task
2
feat(SetTheory/Cardinal): formulas for sum (fun n : ℕ ↦ x ^ n) t-set-theory Set theory
#32645 opened Dec 9, 2025 by vihdzp Loading…
1
feat(Data/Set/Card): Add simplification theorem about cardinalities of "big" cartesian products. awaiting-author A reviewer has asked the author a question or requested changes. new-contributor This PR was made by a contributor with at most 5 merged PRs. Welcome to the community! t-data Data (lists, quotients, numbers, etc)
#32644 opened Dec 9, 2025 by chriseth Loading…
4
feat: cardinality of Hahn series inverse blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) t-ring-theory Ring theory
#32643 opened Dec 9, 2025 by vihdzp Loading…
2 tasks
2
feat: cardinality of Hahn series t-algebra Algebra (groups, rings, fields, etc) t-ring-theory Ring theory
#32640 opened Dec 9, 2025 by vihdzp Loading…
5
chore: golf using grind awaiting-author A reviewer has asked the author a question or requested changes.
#32639 opened Dec 9, 2025 by euprunin Loading…
5
chore(LinearAlgebra/TensorProduct): remove use of erw in quotientTensorEquiv t-algebra Algebra (groups, rings, fields, etc) tech debt Tracking cross-cutting technical debt, see e.g. the "Technical debt counters" stream on zulip
#32634 opened Dec 9, 2025 by euprunin Loading…
1
refactor(FieldTheory/IsAlgClosed/Basic): deprecate IsAlgClosed.splits_codomain delegated This pull request has been delegated to the PR author (or occasionally another non-maintainer). t-algebra Algebra (groups, rings, fields, etc)
#32632 opened Dec 9, 2025 by tb65536 Loading…
6
feat(Condensed): the functor from light profinite sets preserves effective epimorphisms blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot)
#32627 opened Dec 9, 2025 by dagurtomas Loading…
1 task
2
chore(Order/WithBot): add to_dual attributes (part 2) awaiting-CI This PR doesn't pass CI yet. This label is automatically removed once it does. t-order Order theory
#32626 opened Dec 9, 2025 by vihdzp Loading…
1 task done
2
feat(CategoryTheory): the category of type-valued functors has images t-category-theory Category theory
#32619 opened Dec 9, 2025 by dagurtomas Loading…
9
feat(CategoryTheory): combine pullback cones in the functor category t-category-theory Category theory
#32618 opened Dec 9, 2025 by dagurtomas Loading…
4
feat(RingTheory): field extension over perfect fields are smooth t-ring-theory Ring theory
#32617 opened Dec 9, 2025 by erdOne Loading…
1
ProTip! Find all pull requests that aren't related to any open issues with -linked:issue.