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Pull requests: leanprover-community/mathlib4

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Pull requests list

feat(Combinatorics/SimpleGraph): Add Subgraph.inclusion_edge_apply_coe and inclusion_edgeSet_apply_coe new-contributor This PR was made by a contributor with at most 5 merged PRs. Welcome to the community! t-combinatorics Combinatorics
#27226 opened Jul 17, 2025 by xcloudyunx Loading…
refactor(Tactic/Lift): deprecate the third with argument blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) t-meta Tactics, attributes or user commands
#27225 opened Jul 16, 2025 by eric-wieser Loading…
1 task
fix(NonZeroDivisors): swap left and right t-algebra Algebra (groups, rings, fields, etc)
#27224 opened Jul 16, 2025 by alreadydone Loading…
chore(Tactic/Lift): combine elab_rules t-meta Tactics, attributes or user commands
#27223 opened Jul 16, 2025 by eric-wieser Loading…
feat(Order/Filter/Map): add frequently_bind easy < 20s of review time. See the lifecycle page for guidelines. new-contributor This PR was made by a contributor with at most 5 merged PRs. Welcome to the community! t-order Order theory
#27221 opened Jul 16, 2025 by gasparattila Loading…
feat(Combinatorics/HypergraphRamsey): Ramsey's theorem for hypergraphs large-import Automatically added label for PRs with a significant increase in transitive imports new-contributor This PR was made by a contributor with at most 5 merged PRs. Welcome to the community!
#27217 opened Jul 16, 2025 by ctchou Loading…
feat(Cardinal/Finite): ENat powers and cardinality
#27216 opened Jul 16, 2025 by D-Thomine Loading…
feat(AlgebraicGeometry): Define the Zariski site on AffineScheme awaiting-author A reviewer has asked the author a question or requested changes. t-algebraic-geometry Algebraic geometry
#27215 opened Jul 16, 2025 by kckennylau Loading…
feat(CategoryTheory/Limits/Shapes/Pullback/Categorical): Categorical pullback squares blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) t-category-theory Category theory WIP Work in progress
#27214 opened Jul 16, 2025 by robin-carlier Loading…
1 task
feat(Valuation/DiscreteValuationRel): val relations with compatible valuations to Zm0 are IsDiscrete blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) merge-conflict The PR has a merge conflict with master, and needs manual merging. (this label is managed by a bot) t-algebra Algebra (groups, rings, fields, etc) t-analysis Analysis (normed *, calculus) t-number-theory Number theory (also use t-algebra or t-analysis to specialize)
#27213 opened Jul 16, 2025 by pechersky Loading…
3 tasks
Cot series iterated deriv within blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot)
#27212 opened Jul 16, 2025 by CBirkbeck Draft
2 tasks
feat: MonoidHom.toHomUnits is a monoid hom large-import Automatically added label for PRs with a significant increase in transitive imports t-algebra Algebra (groups, rings, fields, etc) toric Part of the ongoing formalisation of toric varieties
#27210 opened Jul 16, 2025 by YaelDillies Loading…
feat: iteratedDerivWithin version of zpow lemmas t-analysis Analysis (normed *, calculus)
#27209 opened Jul 16, 2025 by CBirkbeck Loading…
feat(Topology/WithVal): ValuativeRel (WithVal v) t-algebra Algebra (groups, rings, fields, etc) t-topology Topological spaces, uniform spaces, metric spaces, filters
#27207 opened Jul 16, 2025 by pechersky Loading…
feat: coercing to an AlgHom then RingHom t-algebra Algebra (groups, rings, fields, etc) toric Part of the ongoing formalisation of toric varieties
#27205 opened Jul 16, 2025 by YaelDillies Loading…
feat: Algebra.linearMap R R = .id easy < 20s of review time. See the lifecycle page for guidelines. t-algebra Algebra (groups, rings, fields, etc) toric Part of the ongoing formalisation of toric varieties
#27204 opened Jul 16, 2025 by YaelDillies Loading…
feat(RingTheory/Ideal): oka predicates over ideals 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)
#27200 opened Jul 16, 2025 by rotarc75 Loading…
feat(MonoidAlgebra): miscellaneous basic lemmas t-algebra Algebra (groups, rings, fields, etc) toric Part of the ongoing formalisation of toric varieties
#27199 opened Jul 16, 2025 by YaelDillies Loading…
feat(CategoryTheory/Monoidal/DayConvolution): the Yoneda embedding is monoidal (for Day convolution) blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) file-removed A Lean module was (re)moved without a `deprecated_module` annotation t-category-theory Category theory
#27198 opened Jul 16, 2025 by robin-carlier Loading…
2 tasks
feat(Topology): IsCoveringMapOn open set 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 WIP Work in progress
#27197 opened Jul 16, 2025 by alreadydone Draft
1 task
refactor(Polynomial/Bivariate): swap X and Y for improved notation t-algebra Algebra (groups, rings, fields, etc) toric Part of the ongoing formalisation of toric varieties
#27196 opened Jul 16, 2025 by YaelDillies Loading…
feat: a finite monoid algebra is a finite module t-algebra Algebra (groups, rings, fields, etc)
#27194 opened Jul 16, 2025 by YaelDillies Loading…
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