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Commits on Nov 14, 2025

• chore: remove some superfluous imports (#31616)

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• chore(Control/Fix): remove redundant import (#31614)

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Commits on Nov 11, 2025

• feat(Analysis/Normed/Operator/LinearIsometry): added definition `LinearIsometryEquiv.prodComm` (#24669)

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Commits on Nov 7, 2025

• chore(Combinatorics/SimpleGraph/Walk): golf (#30960)

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Commits on Oct 28, 2025

• chore(Data/Nat/Periodic): golf (#30970)

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Commits on Oct 27, 2025

• feat(Logic/Equiv/List): add `decodeList_encodeList_eq_self` and removed unnecessary linter options (#28831)

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Commits on Oct 6, 2025

• feat(Data/Set/Subsingleton): added new lemma `Subsingleton.union_subsingleton` along with some trivial code cleanup (#29955)

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Commits on Sep 25, 2025

• feat(Combinatorics/Matroid/Circuit): added lemma `Matroid.IsCocircuit.nonempty` (#29891)

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Commits on Jul 6, 2025

• feat(GroupTheory/Subgroup/Center): added lemma `center_is_normal` (#26749)

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Commits on Jul 4, 2025

• feat(Data/Nat/Sqrt): Added lemma `Nat.add_one_sqrt_le_of_ne_zero` (#24931)

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Commits on May 29, 2025

• feat(Combinatorics/SimpleGraph/LapMatrix): added lemma `det_lapMatrix_eq_zero` (#25160)

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Commits on May 25, 2025

• chore(Combinatorics/SimpleGraph/AdjMatrix): tweak imports (#25195)

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Commits on Mar 31, 2025

• feat(Mathlib/Dynamics/PeriodicPts/Lemmas): Added lemmas about `periodicPts` on `Fintype` (#23086)

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Commits on Mar 23, 2025

• chore: rename `measureEquiv` to `measurableEquiv` (#23230)

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Commits on Mar 20, 2025

• feat(Data/Finset/Sum): supremum over a disjoint union (#22983)

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Commits on Mar 17, 2025

• feat(Dynamics/FixedPoints/Basic): Added `isFixedPt_eq_id_iff` (#22998)

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Commits on Mar 14, 2025

• chore(Analysis/Normed/Lp/WithLp): generalize action-related instances on `WithLp` (#22706)

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Commits on Mar 1, 2025

• chore(Topology/Algebra/Group/Basic): rename `instIsTopologicalAddGroupSum` to `Prod.instTopologicalAddGroup` (#22437)

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Commits on Jan 21, 2025

• feat: add congruences of subtypes and sets/finsets. (#19514)

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Commits on Oct 6, 2024

• feat: add `Finset.cons_swap` (#17413)

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Commits on Oct 4, 2024

• feat(Data/Multiset/Basic): add lemma on `Multiset` (#17273)

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Commits on Nov 7, 2023

• feat: lemmas about Finset.card (#7605)

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Commits on Jul 25, 2023

• feat: lemmas about WithBot.unbot (#6124)

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Commits on Jun 14, 2023

• feat: port Geometry.Euclidean.Circumcenter (#4446)

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Commits on Apr 10, 2023

• feat: port Control.Fold (#2341)

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Commits on Mar 30, 2023

• feat: port ModelTheory.Basic (#2296)

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Commits on Mar 29, 2023

• feat: port Topology.Algebra.Polynomial (#3168)

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Commits on Mar 1, 2023

• feat: port Data.Nat.Digits (#2300)

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Commits on Feb 16, 2023

• feat: port Computability.DFA (#2317)

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• feat: port CategoryTheory.Balanced (#2313)

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Commits on Feb 15, 2023

• feat: port Computability.Language (#1453)

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• feat: port GroupTheory.Commensurable (#2293)

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Commits on Feb 6, 2023

• feat: port Data.PNat.Factors (#1830)

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Commits on Feb 4, 2023

• feat: port Data.Holor (#1669)

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Commits on Feb 3, 2023

• feat: port Combinatorics.SetFamily.Compression.UV (#1600)

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