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| author | Elizabeth Hunt <elizabeth.hunt@simponic.xyz> | 2023-09-27 09:53:37 -0600 |
|---|---|---|
| committer | Elizabeth Hunt <elizabeth.hunt@simponic.xyz> | 2023-09-27 09:53:37 -0600 |
| commit | 1a8c81d07efe55c5a6909aff32359d4b8866af1c (patch) | |
| tree | dbaf949a4d20226560d97ef9b48dbdcd71b7ad1a /cl/src/approx/derivative.lisp | |
| parent | 5e85a662d21081bc27adc1142759659cca59cd62 (diff) | |
| download | math-4610-1a8c81d07efe55c5a6909aff32359d4b8866af1c.tar.gz math-4610-1a8c81d07efe55c5a6909aff32359d4b8866af1c.zip | |
keep unit tests but make directory structure more consistent with requirements i did not read
Diffstat (limited to 'cl/src/approx/derivative.lisp')
| -rw-r--r-- | cl/src/approx/derivative.lisp | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/cl/src/approx/derivative.lisp b/cl/src/approx/derivative.lisp deleted file mode 100644 index 02fcb4c..0000000 --- a/cl/src/approx/derivative.lisp +++ /dev/null @@ -1,9 +0,0 @@ -(in-package :lizfcm.approx) - -(defun derivative-at (f x &optional (delta 0.01)) - (let* ((x2 (+ x delta)) - (x1 (- x delta)) - (y2 (apply f (list x2))) - (y1 (apply f (list x1)))) - (/ (- y2 y1) - (- x2 x1)))) |