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Pull requests: leanprover-community/mathlib4

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Pull requests list

feat(Geometry/Convex/Cone): define and characterize generating convex cone new-contributor This PR was made by a contributor with at most 5 merged PRs. Welcome to the community! t-convex-geometry Affine geometry, cones, simplices
#32300 opened Dec 1, 2025 by bjornsolheim Loading…
doc: fix latex formatting
#32299 opened Dec 1, 2025 by loefflerd Loading…
chore(NumberTheory/ArithmeticFunction): clean unnecessary imports and scopes t-number-theory Number theory (also use t-algebra or t-analysis to specialize)
#32298 opened Dec 1, 2025 by qawbecrdtey Loading…
feat(Analysis/Distribution): composition of temperate growth functions t-analysis Analysis (normed *, calculus)
#32297 opened Dec 1, 2025 by mcdoll Loading…
refactor(LinearAlgebra/FiniteDimensional/Defs): move of_fact_finrank_eq_two delegated This pull request has been delegated to the PR author (or occasionally another non-maintainer). easy < 20s of review time. See the lifecycle page for guidelines. t-algebra Algebra (groups, rings, fields, etc)
#32296 opened Nov 30, 2025 by jsm28 Loading…
feat(Archive/Imo/Imo2024Q4): IMO 2024 Q4 blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) IMO Math olympiad problems
#32295 opened Nov 30, 2025 by jsm28 Loading…
25 tasks
feat(Geometry/Euclidean/Angle/Incenter): distance from second intersection with circumcircle blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) t-euclidean-geometry Affine and axiomatic geometry
#32294 opened Nov 30, 2025 by jsm28 Loading…
7 tasks
doc: fix a/an articles (4/4)
#32293 opened Nov 30, 2025 by harahu Loading…
doc: fix a/an articles (3/4)
#32292 opened Nov 30, 2025 by harahu Loading…
doc(GroupTheory/GroupAction/SubMulAction/OfStabilizer): fix documentation and add missing documentation Improvements or additions to documentation ready-to-merge This PR has been sent to bors. t-group-theory Group theory
#32291 opened Nov 30, 2025 by AntoineChambert-Loir Loading…
feat(Geometry/Euclidean/Circumcenter): circumcenter_ne_point easy < 20s of review time. See the lifecycle page for guidelines. t-euclidean-geometry Affine and axiomatic geometry
#32290 opened Nov 30, 2025 by jsm28 Loading…
doc: fix a/an articles (2/4)
#32289 opened Nov 30, 2025 by harahu Loading…
doc: fix a/an articles (1/4)
#32288 opened Nov 30, 2025 by harahu Loading…
feat(Probability): version of InfinitePi_pi for countable sets blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) t-measure-probability Measure theory / Probability theory
#32287 opened Nov 30, 2025 by DavidLedvinka Loading…
1 task
doc: fix cases of "this <plural noun>"
#32286 opened Nov 30, 2025 by harahu Loading…
chore(ModelTheory/Bundled): Replace CategoryTheory.Bundled t-logic Logic (model theory, etc)
#32285 opened Nov 30, 2025 by awainverse Loading…
chore: make Associated.rfl simp 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
#32283 opened Nov 30, 2025 by YaelDillies Loading…
feat(Geometry/Euclidean/Angle/Incenter): unoriented angle bisection blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) t-euclidean-geometry Affine and axiomatic geometry
#32282 opened Nov 30, 2025 by jsm28 Loading…
10 tasks
feat(NumberTheory.Chebyshev): prove connection between prime counting and theta 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-number-theory Number theory (also use t-algebra or t-analysis to specialize)
#32281 opened Nov 30, 2025 by ajirving Loading…
1 task
feat(CategoryTheory): effective epi in the category of functor to types t-category-theory Category theory WIP Work in progress
#32279 opened Nov 30, 2025 by joelriou Loading…
feat(Geometry/Euclidean/Incenter): excenters on sides of faces blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) t-euclidean-geometry Affine and axiomatic geometry
#32278 opened Nov 30, 2025 by jsm28 Loading…
2 tasks
chore: make FiniteAdeleRing a def rather than an abbrev t-ring-theory Ring theory
#32277 opened Nov 30, 2025 by kbuzzard Loading…
feat(Topology/Order): HasProd and tprod lemmas for ENNReal awaiting-author A reviewer has asked the author a question or requested changes. t-topology Topological spaces, uniform spaces, metric spaces, filters
#32276 opened Nov 30, 2025 by DavidLedvinka Loading…
feat: product of Borel spaces indexed by a subsingleton t-measure-probability Measure theory / Probability theory
#32274 opened Nov 30, 2025 by EtienneC30 Loading…
feat(Analysis/Convex/Side): affine combinations on same / opposite side of face of a simplex as a vertex blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) t-analysis Analysis (normed *, calculus) t-convex-geometry Affine geometry, cones, simplices
#32273 opened Nov 30, 2025 by jsm28 Loading…
1 task
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