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Pull requests: leanprover-community/mathlib4
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chore(scripts): update nolints.json
auto-merge-after-CI
Please do not add manually. Requests for a bot to merge automatically once CI is done.
#40856
opened Jun 21, 2026 by
mathlib-nolints
Bot
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feat(Data/ENNReal): add Data (lists, quotients, numbers, etc)
sum_div
t-data
#40855
opened Jun 20, 2026 by
NoahW314
Contributor
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chore(NumberTheory/PrimeCounting): minor golf
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)
#40854
opened Jun 20, 2026 by
teorth
Contributor
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chore: fix bad indentation
t-algebra
Algebra (groups, rings, fields, etc)
#40853
opened Jun 20, 2026 by
grunweg
Contributor
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feat(MeasureTheory/Integral/MeanInequalities): strict Hölder's inequality for Lebesgue integrals
t-measure-probability
Measure theory / Probability theory
#40851
opened Jun 20, 2026 by
SnirBroshi
Collaborator
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chore: update Mathlib dependencies 2026-06-20
dependency-bump
This PR bumps the version of an upstream dependency (but not toolchain).
#40849
opened Jun 20, 2026 by
mathlib-update-dependencies
Bot
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WIP
large-import
Automatically added label for PRs with a significant increase in transitive imports
t-ring-theory
Ring theory
#40848
opened Jun 20, 2026 by
fbarroero
Collaborator
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feat(Analysis/SpecialFunctions/Log/InvLog): add simp lemma form of deriv_inv_log
new-contributor
This PR was made by a contributor with at most 5 merged PRs. Welcome to the community!
#40847
opened Jun 20, 2026 by
teorth
Contributor
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feat(Analysis/InnerProductSpace/TensorProduct): add TensorProduct.congrL
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-topology
Topological spaces, uniform spaces, metric spaces, filters
#40846
opened Jun 20, 2026 by
TJHeeringa
Contributor
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2 tasks
feat(FinitelyPresentedGroup): quotient of a finitely group by a subgroup which is finitely generated under normal closure is finitely presented
new-contributor
This PR was made by a contributor with at most 5 merged PRs. Welcome to the community!
t-group-theory
Group theory
#40845
opened Jun 20, 2026 by
laredo02
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feat(Algebra/Divisibility/Basic): introduce right division (RightDvd)
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)
#40843
opened Jun 20, 2026 by
ReemMelamed
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feat(Topology/Algebra): add ContinuousLinearEquiv.ofContinuousLinearMap
t-topology
Topological spaces, uniform spaces, metric spaces, filters
#40841
opened Jun 20, 2026 by
TJHeeringa
Contributor
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chore(RingTheory/Derivation/DifferentialRing): squeeze terminal A reviewer has asked the author a question or requested changes.
t-ring-theory
Ring theory
simps
awaiting-author
#40837
opened Jun 20, 2026 by
yuanyi-350
Collaborator
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feat(RingTheory/Ideal/Operations): Ring theory
pow_eq_bot
t-ring-theory
#40836
opened Jun 20, 2026 by
fbarroero
Collaborator
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feat(Probability): add Paley-Zygmund inequality
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
#40835
opened Jun 20, 2026 by
Gracie-z
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chore(Algebra/simp): remove < 20s of review time. See the lifecycle page for guidelines.
t-algebra
Algebra (groups, rings, fields, etc)
@[simp] tag in AlgEquiv.coe_ringEquiv since it can be proven by simp
easy
#40834
opened Jun 20, 2026 by
yuanyi-350
Collaborator
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chore(MeasureTheory): remove redundant imports
t-measure-probability
Measure theory / Probability theory
#40832
opened Jun 20, 2026 by
felixpernegger
Contributor
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Locally Free Sheaves on Affines
t-algebraic-geometry
Algebraic geometry
WIP
Work in progress
#40831
opened Jun 19, 2026 by
Brian-Nugent
Collaborator
•
Draft
feat(Analysis/Convex/Function): composition of strictly and non-strictly convex functions
t-analysis
Analysis (normed *, calculus)
#40830
opened Jun 19, 2026 by
SnirBroshi
Collaborator
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feat(MeasureTheory): eLpNorm bound for a convex combination of functions
brownian
Part of the ongoing formalization of the Brownian motion and stochastic integrals
t-measure-probability
Measure theory / Probability theory
#40829
opened Jun 19, 2026 by
FrankieNC
Collaborator
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feat(MeasureTheory): coercion of a finite sum of scalar multiples in Lp
brownian
Part of the ongoing formalization of the Brownian motion and stochastic integrals
t-measure-probability
Measure theory / Probability theory
#40827
opened Jun 19, 2026 by
FrankieNC
Collaborator
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feat(ci): autolabel PRs with "Generated with Claude Code"
CI
Modifies the continuous integration setup or other automation
LLM-generated
PRs with substantial input from LLMs - review accordingly
#40826
opened Jun 19, 2026 by
felixpernegger
Contributor
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feat(Analysis/FunctionalSpaces): the one-dimensional Poincaré inequality
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
#40824
opened Jun 19, 2026 by
alejandro-soto-franco
Contributor
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