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Pull requests: leanprover-community/mathlib4

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Pull requests list

feat: composition lemmas about mvfderiv and mvfderivWithin t-differential-geometry Manifolds etc
#42478 opened Aug 5, 2026 by scholzhannah Collaborator Loading…
1
feat(NumberTheory/EllipticDivisibilitySequence): add some lemmas and grind some proofs t-algebra Algebra (groups, rings, fields, etc) t-number-theory Number theory (also use t-algebra or t-analysis to specialize)
#42477 opened Aug 5, 2026 by Multramate Collaborator Loading…
4
refactor(RingTheory/Extension/Generators): remove section from Algebra.Generators awaiting-CI This PR does not pass CI yet. This label is automatically removed once it does. t-algebra Algebra (groups, rings, fields, etc) t-ring-theory Ring theory tech debt Tracking cross-cutting technical debt, see e.g. the "Technical debt counters" stream on zulip
#42476 opened Aug 5, 2026 by tb65536 Contributor Loading…
1
feat: establish the Poisson-Jensen formula LLM-generated PRs with substantial input from LLMs - review accordingly t-analysis Analysis (normed *, calculus)
#42475 opened Aug 5, 2026 by kebekus Collaborator Loading…
1
feat(AlgebraicTopology/SimplicialSet): MulStruct.nonempty 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 t-algebraic-topology Algebraic topology tech debt Tracking cross-cutting technical debt, see e.g. the "Technical debt counters" stream on zulip
#42474 opened Aug 5, 2026 by joelriou Contributor Loading…
2 tasks
2
feat(AlgebraicTopology): the truncated quasicategory induced by a quasicategory blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) t-algebraic-topology Algebraic topology tech debt Tracking cross-cutting technical debt, see e.g. the "Technical debt counters" stream on zulip
#42473 opened Aug 5, 2026 by joelriou Contributor Loading…
1 task
2
feat(Topology/Homotopy/Lifting): add bijectivity results for monodromy evaluation t-topology Topological spaces, uniform spaces, metric spaces, filters
#42472 opened Aug 5, 2026 by yuanyi-350 Collaborator Loading…
1
feat(RingTheory/LaurentSeries): add Leibniz rule LLM-generated PRs with substantial input from LLMs - review accordingly t-ring-theory Ring theory
#42471 opened Aug 5, 2026 by mo271 Collaborator Loading…
6
feat(Topology/EMetricSpace/Basic): generalize compact separability to pseudometrizable spaces t-topology Topological spaces, uniform spaces, metric spaces, filters
#42470 opened Aug 5, 2026 by yuanyi-350 Collaborator Loading…
1
feat(RingTheory/LaurentSeries): derivative_map and friends t-ring-theory Ring theory
#42469 opened Aug 5, 2026 by mo271 Collaborator Loading…
2
feat: added lambda rings 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-combinatorics Combinatorics t-ring-theory Ring theory
#42468 opened Aug 5, 2026 by Cobord Loading…
4
feat(Topology/Homotopy): show covering maps are surjective on path components t-topology Topological spaces, uniform spaces, metric spaces, filters
#42467 opened Aug 5, 2026 by yuanyi-350 Collaborator Loading…
1
feat(LinearAlgebra): unimodular elements and completion to a basis t-algebra Algebra (groups, rings, fields, etc)
#42466 opened Aug 5, 2026 by xroblot Collaborator Loading…
1
feat: add euclid book i constructions (i.1, i.2, i.3, i.7, i.9) awaiting-author A reviewer has asked the author a question or requested changes. awaiting-CI This PR does not pass CI yet. This label is automatically removed once it does. file-removed A Lean module was (re)moved without a `deprecated_module` annotation 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-euclidean-geometry Affine and axiomatic geometry
#42465 opened Aug 5, 2026 by slamdunktiger Loading…
3
chore: fix all instances of linter.defProp tech debt Tracking cross-cutting technical debt, see e.g. the "Technical debt counters" stream on zulip
#42463 opened Aug 5, 2026 by vihdzp Collaborator Loading…
1
chore: remove or annotate import alls
#42462 opened Aug 4, 2026 by thorimur Contributor Loading…
9
feat(Probability/Quantile): the lower quantile function of a real cdf 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-measure-probability Measure theory / Probability theory
#42461 opened Aug 4, 2026 by Ganton23 Loading…
3
chore(Algebra/Group/Action/Opposite): fix copy-paste error in +ᵥ> docstring easy < 20s of review time. See the lifecycle page for guidelines. t-algebra Algebra (groups, rings, fields, etc)
#42460 opened Aug 4, 2026 by kbuzzard Member Loading…
1
chore: remove import alls by making some norm_num components public large-import Automatically added label for PRs with a significant increase in transitive imports t-meta Tactics, attributes or user commands
#42457 opened Aug 4, 2026 by thorimur Contributor Loading…
4
feat(Order/Monoid/Unbundled): make mulLeftMono_of_mulLeftStrictMono and mulRightMono_of_mulRightStrictMono instances.
#42456 opened Aug 4, 2026 by homeowmorphism Contributor Loading…
3
feat: partial sections for Filter.Product tech debt Tracking cross-cutting technical debt, see e.g. the "Technical debt counters" stream on zulip
#42455 opened Aug 4, 2026 by plp127 Contributor Loading…
1
chore(Data/List/Lookmap): remove import all easy < 20s of review time. See the lifecycle page for guidelines. maintainer-merge A reviewer has approved the changed; awaiting maintainer approval. t-data Data (lists, quotients, numbers, etc)
#42454 opened Aug 4, 2026 by thorimur Contributor Loading…
8
feat(NumberTheory/EllipticDivisibilitySequence): prove that a normalised elliptic divisibility sequence is an elliptic sequence 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 t-algebra Algebra (groups, rings, fields, etc) t-number-theory Number theory (also use t-algebra or t-analysis to specialize)
#42453 opened Aug 4, 2026 by Multramate Collaborator Loading…
1 task
31
feat: lint for use of ellipsis 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-linter Linter
#42452 opened Aug 4, 2026 by menon-codes Contributor Loading…
8
perf(Analysis/Distribution/SchwartzSpace): split denseRange_toLpCLM off Basic to shorten the longest pole new-contributor This PR was made by a contributor with at most 5 merged PRs. Welcome to the community! t-analysis Analysis (normed *, calculus)
#42451 opened Aug 4, 2026 by FawadHa1der Contributor Loading…
4
ProTip! Exclude everything labeled bug with -label:bug.