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leanprover-community / mathlib4 Public

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feat(RingTheory/HopfAlgebra): delta operators and Rota's classification#39465

Draft

RaggedR wants to merge 6 commits into

leanprover-community:masterleanprover-community/mathlib4:masterfrom

RaggedR:feat/delta-operatorsRaggedR/mathlib4:feat/delta-operatorsCopy head branch name to clipboard

Conversation Commits6 (6)Checks Files changed

Draft

feat(RingTheory/HopfAlgebra): delta operators and Rota's classification#39465
RaggedR wants to merge 6 commits into
leanprover-community:masterfrom
RaggedR:feat/delta-operators

Commits

Commits on May 15, 2026

feat(RingTheory/HopfAlgebra): Hopf algebra structure on polynomials (G_a)
RaggedR
committed
fix: add module declaration for Lean 4.30.0 compatibility
RaggedR
committed
fix: add public section and remove unused simp args
RaggedR
committed

Commits on May 16, 2026

feat(RingTheory/HopfAlgebra): delta operators and Rota's classification
RaggedR
committed
chore: run mk_all to register BinomialType and DeltaOperator
RaggedR
committed
chore: remove redundant simp attrs on forwardDiff_X and forwardDiff_C
RaggedR
committed

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