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Theorem has_deriv_within_at_deriv_within_iff

Modification history

2023-05-27 19:40
src/analysis/calculus/deriv.lean
chore(analysis/calculus/deriv): split file (#19113) …
Modified has_deriv_within_at_deriv_within_iffView on Github →
2022-01-11 13:55
src/analysis/calculus/deriv.lean
feat(analysis/calculus/{f,}deriv): add some `iff` lemmas (#11363)
Added has_deriv_within_at_deriv_within_iffView on Github →