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v4
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Theorem
IsLocalMaxOn.hasFDerivWithinAt_nonpos
Modification history
2024-07-13 21:21
Mathlib/Analysis/Calculus/LocalExtr/Basic.lean
feat(LocalExtr/Basic): add lemmas about `_ ∈ posTangentConeAt _ _` (#14434)
Modified
IsLocalMaxOn.hasFDerivWithinAt_nonpos
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2023-05-29 19:05
Mathlib/Analysis/Calculus/LocalExtr.lean
feat: port Analysis.Calculus.LocalExtr (#4247)
Added
IsLocalMaxOn.hasFDerivWithinAt_nonpos
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