From 5e85a662d21081bc27adc1142759659cca59cd62 Mon Sep 17 00:00:00 2001 From: Elizabeth Hunt Date: Wed, 27 Sep 2023 09:38:55 -0600 Subject: fix compute-maceps arguments --- cl/src/approx/maceps.lisp | 14 ++++++-------- 1 file changed, 6 insertions(+), 8 deletions(-) (limited to 'cl/src/approx/maceps.lisp') diff --git a/cl/src/approx/maceps.lisp b/cl/src/approx/maceps.lisp index cd24482..ad234e8 100644 --- a/cl/src/approx/maceps.lisp +++ b/cl/src/approx/maceps.lisp @@ -1,13 +1,11 @@ (in-package :lizfcm.approx) -(defun compute-maceps (val f) - (let* ((h val) - (a val) - (err val)) +(defun compute-maceps (f a init) + (let ((h init) + (err init)) (loop while (> err 0) do - (progn - (setf h (/ h 2) - err (abs (- (funcall f (+ a h)) - (funcall f a))))) + (setf h (/ h 2) + err (abs (- (funcall f (+ a h)) + (funcall f a)))) collect (list a h err)))) -- cgit v1.2.3-70-g09d2