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Pull requests: leanprover-community/mathlib4

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Pull requests list

refactor(Order/OmegaCompletePartialOrder): make Chain a structure
#37258 opened Mar 27, 2026 by YaelDillies Loading…
1
chore(IsAlgClosed/AlgebraicClosure): clean up instances t-algebra Algebra (groups, rings, fields, etc)
#37257 opened Mar 27, 2026 by JovanGerb Loading…
1
chore(Quotient): clean up instances t-ring-theory Ring theory
#37254 opened Mar 27, 2026 by JovanGerb Loading…
1
feat(Algebra/Group/Subgroup/Order): correspondence between positive cones and group orderings large-import Automatically added label for PRs with a significant increase in transitive imports t-algebra Algebra (groups, rings, fields, etc)
#37253 opened Mar 27, 2026 by artie2000 Loading…
3
feat(Algebra/Group/Submonoid/Support): properties of submonoid support t-algebra Algebra (groups, rings, fields, etc)
#37252 opened Mar 27, 2026 by artie2000 Loading…
1
fix(Tactic/DepRewrite): conv mode t-meta Tactics, attributes or user commands
#37251 opened Mar 26, 2026 by plp127 Loading…
1
feat(EisensteinSeries): q-expansion coefficients and non-vanishing for E_k t-number-theory Number theory (also use t-algebra or t-analysis to specialize) WIP Work in progress
#37250 opened Mar 26, 2026 by CBirkbeck Loading…
1
feat(Algebra): add multivariate Laurent polynomials awaiting-author A reviewer has asked the author a question or requested changes. t-algebra Algebra (groups, rings, fields, etc)
#37249 opened Mar 26, 2026 by yuma-mizuno Loading…
4
doc(Tactic): avoid lazy continuation lines
#37248 opened Mar 26, 2026 by harahu Loading…
1
feat(GroupTheory/MonoidLocalization): add prime transport lemmas t-ring-theory Ring theory
#37247 opened Mar 26, 2026 by yuma-mizuno Loading…
1
feat(MeasureTheory): add Resolvent (Stieltjes/Cauchy) Transform blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot)
#37245 opened Mar 26, 2026 by DavidLedvinka Loading…
1 task
2
chore(Algebra/Algebra/Basic): add IsLocalHom (algebraMap R R) t-algebra Algebra (groups, rings, fields, etc) t-ring-theory Ring theory
#37244 opened Mar 26, 2026 by tb65536 Loading…
3
doc(Topology): avoid lazy continuation lines t-topology Topological spaces, uniform spaces, metric spaces, filters
#37242 opened Mar 26, 2026 by harahu Loading…
@j-loreaux
1
chore(Algebra/FreeMonoid): avoid defeq abuse of FreeMonoid as List t-algebra Algebra (groups, rings, fields, etc)
#37241 opened Mar 26, 2026 by b-mehta • Draft
1
bench: get decls by decl range large-import Automatically added label for PRs with a significant increase in transitive imports t-linter Linter
#37240 opened Mar 26, 2026 by thorimur • Draft
4
bench: getTopLevelDeclsByBody large-import Automatically added label for PRs with a significant increase in transitive imports
#37238 opened Mar 26, 2026 by thorimur • Draft
3
bench: getDeclsByBody large-import Automatically added label for PRs with a significant increase in transitive imports t-linter Linter
#37237 opened Mar 26, 2026 by thorimur • Draft
3
feat: TryThis suggestion for the mergeWithGrind linter t-meta Tactics, attributes or user commands
#37236 opened Mar 26, 2026 by chenson2018 Loading…
1
chore: do not tag Measurable.prod with fun_prop t-measure-probability Measure theory / Probability theory
#37235 opened Mar 26, 2026 by gasparattila Loading…
@RemyDegenne
1
feat(RepresentationTheory/Intertwining): add ker and range ready-to-merge This PR has been sent to bors. t-algebra Algebra (groups, rings, fields, etc)
#37233 opened Mar 26, 2026 by Whysoserioushah Loading…
10
chore(Algebra/Order): bound on |n / m|ₘ and |n - m| delegated This pull request has been delegated to the PR author (or occasionally another non-maintainer). t-algebra Algebra (groups, rings, fields, etc)
#37232 opened Mar 26, 2026 by mathlib-splicebot bot Loading…
7
feat(Tactic/FunProp): set up fun_prop for HasFDerivAt 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
#37231 opened Mar 26, 2026 by lecopivo Loading…
1 task
2
feat(Algebra/Free): relate the free semigroup and the free monoid t-algebra Algebra (groups, rings, fields, etc)
#37229 opened Mar 26, 2026 by b-mehta Loading…
1
feat(GroupTheory/Commutator/Basic): commutator G ≤ H → H.Normal t-group-theory Group theory
#37225 opened Mar 26, 2026 by SnirBroshi Loading…
@tb65536
3
chore: allow AlgebraicGeometry import from NumberTheory ready-to-merge This PR has been sent to bors. t-linter Linter t-number-theory Number theory (also use t-algebra or t-analysis to specialize)
#37224 opened Mar 26, 2026 by MichaelStollBayreuth Loading…
@tb65536
4
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