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v4
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Theorem
HasStrictDerivAt.neg
Modification history
2026-02-18 03:15
Mathlib/Analysis/Calculus/Deriv/Add.lean
refactor(Analysis/Calculus): redefine `HasFDerivAtFilter` (#34965) …
Modified
HasStrictDerivAt.neg
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2025-12-22 21:59
Mathlib/Analysis/Calculus/Deriv/Add.lean
refactor: use "@[to_fun]" to generate some lemmas (#32830)
Added
HasStrictDerivAt.neg
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