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Pull requests: leanprover-community/mathlib4

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feat(GCDMonoid): DistribLattice Associates 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)
#41667 opened Jul 13, 2026 by alreadydone Contributor Loading…
1 task
feat(Order): constructors for DistribLattice and IsModularLattice large-import Automatically added label for PRs with a significant increase in transitive imports t-order Order theory
#41666 opened Jul 13, 2026 by alreadydone Contributor Loading…
feat(Topology/Connected): transport path-connectedness along homeomorphisms 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-topology Topological spaces, uniform spaces, metric spaces, filters
#41665 opened Jul 12, 2026 by korbonits Contributor Loading…
perf(FieldTheory/PurelyInseparable): golf proof t-algebra Algebra (groups, rings, fields, etc)
#41664 opened Jul 12, 2026 by kbuzzard Member Loading…
feat(Topology/Connected): products of locally (path-)connected spaces are locally (path-)connected 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-topology Topological spaces, uniform spaces, metric spaces, filters
#41663 opened Jul 12, 2026 by korbonits Contributor Loading…
fix(scripts/runSkimmer): only lake update skimmer CI Modifies the continuous integration setup or other automation easy < 20s of review time. See the lifecycle page for guidelines.
#41662 opened Jul 12, 2026 by thorimur Contributor Loading…
feat(Topology/Connected): connected and path components of products and pi types 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-topology Topological spaces, uniform spaces, metric spaces, filters
#41661 opened Jul 12, 2026 by korbonits Contributor Loading…
chore(CategoryTheory/Presentable/Basic): remove bad instance t-category-theory Category theory
#41660 opened Jul 12, 2026 by JovanGerb Contributor Loading…
feat(Algebra/Order/GroupWithZero): generalize from MonoidWithZero to MulZeroClass t-algebra Algebra (groups, rings, fields, etc)
#41659 opened Jul 12, 2026 by NoahW314 Contributor Loading…
chore: Fix documentation for nnqsmul and nnqsmul_def t-algebra Algebra (groups, rings, fields, etc)
#41658 opened Jul 12, 2026 by ldct Collaborator Loading…
feat: haveI/letI tactic linter t-linter Linter
#41657 opened Jul 12, 2026 by JovanGerb Contributor Loading…
feat(AlgebraicTopology): filtration of Δ[p] ⊗ Δ[1] blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) t-algebraic-topology Algebraic topology WIP Work in progress
#41655 opened Jul 12, 2026 by joelriou Contributor Loading…
2 tasks
chore: rename QuotientAddGroup.mk_out_eq_mul to mk_out_eq_add LLM-generated PRs with substantial input from LLMs - review accordingly t-group-theory Group theory
#41654 opened Jul 12, 2026 by adomani Contributor Loading…
fix(Data/Finsupp/MonomialOrder): add the missing namespace for deprecated names easy < 20s of review time. See the lifecycle page for guidelines. t-data Data (lists, quotients, numbers, etc)
#41653 opened Jul 12, 2026 by Hagb Collaborator Loading…
feat(GroupTheory/PGroup): maximal subgroups of abelian p-groups have index p blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) t-group-theory Group theory
#41652 opened Jul 12, 2026 by xroblot Collaborator Loading…
1 task
feat(GroupTheory): coatoms of the subgroup lattice and the Set.Ici correspondence t-group-theory Group theory WIP Work in progress
#41651 opened Jul 12, 2026 by xroblot Collaborator Loading…
feat(FieldTheory/IntermediateField): adjoining a shifted or scaled generator t-algebra Algebra (groups, rings, fields, etc)
#41649 opened Jul 12, 2026 by xroblot Collaborator Loading…
chore(Combinatorics/SimpleGraph): fix naming of colorable_iff_forall_connectedComponents easy < 20s of review time. See the lifecycle page for guidelines. t-combinatorics Combinatorics
#41648 opened Jul 12, 2026 by Rida-Hamadani Collaborator Loading…
chore: add missing to_additive docstrings (Normed, TransferInstance) LLM-generated PRs with substantial input from LLMs - review accordingly t-topology Topological spaces, uniform spaces, metric spaces, filters
#41647 opened Jul 12, 2026 by adomani Contributor Loading…
chore: convenience constructor for IsImmersionAtOfComplement 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-differential-geometry Manifolds etc
#41646 opened Jul 12, 2026 by grunweg Contributor Loading…
1 task
chore: add missing to_additive docstrings in Combinatorics and Dynamics LLM-generated PRs with substantial input from LLMs - review accordingly
#41645 opened Jul 12, 2026 by adomani Contributor Draft
chore: add missing to_additive docstrings in Algebra (BigOperators, Order, ...) LLM-generated PRs with substantial input from LLMs - review accordingly
#41644 opened Jul 12, 2026 by adomani Contributor Draft
chore: add missing to_additive docstrings in category theory files LLM-generated PRs with substantial input from LLMs - review accordingly
#41643 opened Jul 12, 2026 by adomani Contributor Loading…
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