Theorem Real.contDiffAt_arccos_iff

Modification history

2024-11-25 11:42

Mathlib/Analysis/SpecialFunctions/Trigonometric/InverseDeriv.lean

feat: extend `ContDiff` to take a smoothness exponent in `WithTop ℕ∞` (#19442) …

Modified Real.contDiffAt_arccos_iff View on Github →

2023-06-05 05:02

Mathlib/Analysis/SpecialFunctions/Trigonometric/InverseDeriv.lean

feat: port Analysis.SpecialFunctions.Trigonometric.InverseDeriv (#4676)

Added Real.contDiffAt_arccos_iff View on Github →