`BookProof.WeakSecondDeriv.deriv_eq_zero_out` {g : ℝ → ℝ} {R : ℝ} (hsupp : tsupport g ⊆ Icc (-R) R) {x : ℝ} (hx : x ∉ Icc (-R) R) : deriv g x = 0

Initializing...

`BookProof.WeakSecondDeriv.deriv_eq_zero_out` {g : ℝ → ℝ} {R : ℝ} (hsupp : tsupport g ⊆ Icc (-R) R) {x : ℝ} (hx : x ∉ Icc (-R) R) : deriv g x = 0 · Prove2Me