Theorem HasDerivAtFilter.fun_sum

Modification history

2026-02-18 03:15
Mathlib/Analysis/Calculus/Deriv/Add.lean
refactor(Analysis/Calculus): redefine `HasFDerivAtFilter` (#34965) …
Modified HasDerivAtFilter.fun_sumView on Github →
2025-06-25 15:59
Mathlib/Analysis/Calculus/Deriv/Add.lean
chore: add `fun_` versions in the files on one-dimensional derivatives (#26355) …
Added HasDerivAtFilter.fun_sumView on Github →