Theorem not_differentiableWithinAt_of_local_left_inverse_hasDerivWithinAt_zero

Modification history

2023-05-28 23:39
Mathlib/Analysis/Calculus/Deriv/Inverse.lean
feat: port Analysis.Calculus.Deriv.Inverse (#4438)
Added not_differentiableWithinAt_of_local_left_inverse_hasDerivWithinAt_zeroView on Github →