Function: calc-arctan
calc-arctan is an autoloaded, interactive and byte-compiled function
defined in calc-math.el.gz.
Signature
(calc-arctan ARG)
Key Bindings
Source Code
;; Defined in /usr/src/emacs/lisp/calc/calc-math.el.gz
(defun calc-arctan (arg)
(interactive "P")
(calc-invert-func)
(calc-tan arg))