From 43f06890e2689af2ef54c4480fe5790692a24f65 Mon Sep 17 00:00:00 2001
From: Elizabeth Hunt <elizabeth.hunt@simponic.xyz>
Date: Wed, 11 Oct 2023 10:04:04 -0600
Subject: deprecate common lisp solutions and write c; it's too much effort to
 keep up with the requirements for an archive.

---
 deprecated-cl/approx,maceps.lisp | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 deprecated-cl/approx,maceps.lisp

(limited to 'deprecated-cl/approx,maceps.lisp')

diff --git a/deprecated-cl/approx,maceps.lisp b/deprecated-cl/approx,maceps.lisp
new file mode 100644
index 0000000..e2738e4
--- /dev/null
+++ b/deprecated-cl/approx,maceps.lisp
@@ -0,0 +1,12 @@
+(in-package :lizfcm.approx)
+
+(defun compute-maceps (f a init)
+  (let ((h init)
+        (err init))
+    (loop collect (list a h err)
+          do
+          (setf h (/ h 2)
+                err (abs (- (funcall f (+ a h))
+                            (funcall f a))))
+          while (> err 0))))
+
-- 
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