Function: math-inc-gamma-series

math-inc-gamma-series is a byte-compiled function defined in calc-funcs.el.gz.

Signature

(math-inc-gamma-series A X)

Source Code

;; Defined in /usr/src/emacs/lisp/calc/calc-funcs.el.gz
(defun math-inc-gamma-series (a x)
  (if (Math-zerop x)
      '(float 0 0)
    (math-mul (math-exp-raw (math-sub (math-mul a (math-ln-raw x)) x))
	      (math-with-extra-prec 2
		(let ((start (math-div '(float 1 0) a)))
		  (math-inc-gamma-series-step start start a x))))))