[docs] [issue21902] Docstring of math.acosh, asinh, and atanh

Roundup Robot added the comment: New changeset 5edfc6c929f9 by Mark Dickinson in branch '3.4': Issue #21902: Replace incorrect 'hyperbolic arc sine' (etc.) with 'inverse hyperbolic sine' (etc.). Remove meaningless reference to radians. https://hg.python.org/cpython/rev/5edfc6c929f9 ---------- _______________________________________ Python tracker <report@bugs.python.org> <http://bugs.python.org/issue21902> _______________________________________