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Pull requests: leanprover-community/mathlib4
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chore(CategoryTheory): lemmas for morphisms into colimits
t-category-theory
Category theory
#41011
opened Jun 24, 2026 by
chrisflav
Member
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Update Batteries branch for testing https://github.com/leanprover-com…
dependency-bump
This PR bumps the version of an upstream dependency (but not toolchain).
WIP
Work in progress
feat(CategoryTheory/Limits): morphisms between filtered limits are finally level-wise
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
#41009
opened Jun 24, 2026 by
chrisflav
Member
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1 task
feat: a submodule disjoint from a coFG module is FG
awaiting-author
A reviewer has asked the author a question or requested changes.
t-ring-theory
Ring theory
#41008
opened Jun 24, 2026 by
ADedecker
Member
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chore: adaptations for batteries#1830
blocked-by-batt-PR
This PR depends on a PR to Batteries
#41007
opened Jun 24, 2026 by
fgdorais
Collaborator
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4 tasks
feat: add delaborators for Manifolds etc
ContMDiffWithinAt, ContMDiffAt, ContMDiffOn, ContMDiff
t-differential-geometry
#41005
opened Jun 24, 2026 by
scholzhannah
Collaborator
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chore: remove unused < 20s of review time. See the lifecycle page for guidelines.
t-number-theory
Number theory (also use t-algebra or t-analysis to specialize)
linter.unusedVariables exception
easy
#41003
opened Jun 24, 2026 by
felixpernegger
Contributor
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perf: make
Equiv transfer instances more reduced
#41002
opened Jun 24, 2026 by
JovanGerb
Contributor
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fix(ClickSuggestions): instantiate all metavariables in the local context
t-meta
Tactics, attributes or user commands
#41001
opened Jun 24, 2026 by
JovanGerb
Contributor
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feat(Algebra/Homology): the injective derivability structure
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
#41000
opened Jun 24, 2026 by
joelriou
Contributor
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1 task
chore: remove tangent space backward respect transparency
t-differential-geometry
Manifolds etc
#40998
opened Jun 24, 2026 by
kbuzzard
Member
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feat: final lemmas needed for showing gaussNorm on MvPowerSeries is an absolute value
t-ring-theory
Ring theory
#40997
opened Jun 24, 2026 by
WilliamCoram
Collaborator
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Bound benchmarking
t-algebraic-geometry
Algebraic geometry
WIP
Work in progress
#40996
opened Jun 24, 2026 by
grunweg
Contributor
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chore(Topology): rename Topological spaces, uniform spaces, metric spaces, filters
IndiscreteTopology to HasIndiscreteTopology
t-topology
#40994
opened Jun 24, 2026 by
felixpernegger
Contributor
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chore(AlgebraicGeometry/AffineScheme): golf using A reviewer has approved the changed; awaiting maintainer approval.
t-algebraic-geometry
Algebraic geometry
simp
maintainer-merge
#40991
opened Jun 24, 2026 by
yuanyi-350
Collaborator
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chore(MeasureTheory): minor clean up of seminorm lemmas
t-measure-probability
Measure theory / Probability theory
#40986
opened Jun 24, 2026 by
mcdoll
Member
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feat: add additive aliases in deprecation script
blocked-by-other-PR
This PR depends on another PR (this label is automatically managed by a bot)
CI
Modifies the continuous integration setup or other automation
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!
#40985
opened Jun 24, 2026 by
Galaxy-0
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1 task
feat(Algebra/Homology): add A-infinity grading data
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)
#40984
opened Jun 24, 2026 by
jujumumu
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feat: lemmas to support F-space open mapping theorem
LLM-generated
PRs with substantial input from LLMs - review accordingly
t-topology
Topological spaces, uniform spaces, metric spaces, filters
#40983
opened Jun 24, 2026 by
khwilson
Contributor
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chore(Algebra/Category/ModuleCat/Stalk): avoid heartbeat modification
t-algebra
Algebra (groups, rings, fields, etc)
#40982
opened Jun 24, 2026 by
felixpernegger
Contributor
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chore(Algebra/Ring/BooleanRing): resolve TODO on non-terminal simp
t-algebra
Algebra (groups, rings, fields, etc)
#40981
opened Jun 24, 2026 by
LLaurance
Collaborator
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feat(NumberTheory/Primorial): a few simple facts
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)
#40980
opened Jun 24, 2026 by
thefundamentaltheor3m
Collaborator
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