3 ms·

Yeah, I was only trying to explain where the issue (assuming smooth=analytic, that you rightfully pointed out) might have come from

• bmitc 4y ago
  Ahh, gotcha. I'm trying to figure this out myself. I've always been intrigued by automatic differentiation but have never been satisfied by any article addressing its mathematical justification.
  • data_maan 4y ago
    Neither have I ...