`BookProof.ChapterRadialLaplacian.deriv_sqrt_comp` {g : ℝ → ℝ} {r : ℝ} (hr : 0 < r) (hg : ContDiffAt ℝ 2 g r) : deriv (fun q => g (Real.sqrt q)) (r ^ 2) = deriv g r * (1 / (2 * r))

Initializing...

`BookProof.ChapterRadialLaplacian.deriv_sqrt_comp` {g : ℝ → ℝ} {r : ℝ} (hr : 0 < r) (hg : ContDiffAt ℝ 2 g r) : deriv (fun q => g (Real.sqrt q)) (r ^ 2) = deriv g r * (1 / (2 * r)) · Prove2Me