Theorem IsSymmSndFDerivAt.isSymmSndFDerivWithinAt

Modification history

2024-11-09 07:23
Mathlib/Analysis/Calculus/FDeriv/Symmetric.lean
feat: symmetry of the second derivative over R or C (#18399) …
Added IsSymmSndFDerivAt.isSymmSndFDerivWithinAtView on Github →