Function: math-half-circle
math-half-circle is a byte-compiled function defined in
calc-ext.el.gz.
Signature
(math-half-circle SYMB)
Source Code
;; Defined in /usr/src/emacs/lisp/calc/calc-ext.el.gz
(defun math-half-circle (symb)
(if (eq calc-angle-mode 'rad)
(if symb
'(var pi var-pi)
(math-pi))
180))