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author | William Carroll <wpcarro@gmail.com> | 2022-07-30T18·29-0700 |
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committer | clbot <clbot@tvl.fyi> | 2022-08-01T17·26+0000 |
commit | f957a57ad8cd6a1dc3243a4373f15888b680d87f (patch) | |
tree | eb98f0c9ebfe855d2cff4f303361717b1df17845 /users/wpcarro/emacs/pkgs/math/math.el | |
parent | 9f325f01bf80dcabdbd743421645a12064a4373d (diff) |
feat(wpcarro/emacs): Package math.el r/4361
Another Elisp library that I wrote during my manic experience of switching to EXWM. Change-Id: I652f5c7228332a7f5822bd408a0c0be8f7bc4b4f Reviewed-on: https://cl.tvl.fyi/c/depot/+/6018 Tested-by: BuildkiteCI Reviewed-by: wpcarro <wpcarro@gmail.com> Autosubmit: wpcarro <wpcarro@gmail.com>
Diffstat (limited to 'users/wpcarro/emacs/pkgs/math/math.el')
-rw-r--r-- | users/wpcarro/emacs/pkgs/math/math.el | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/users/wpcarro/emacs/pkgs/math/math.el b/users/wpcarro/emacs/pkgs/math/math.el new file mode 100644 index 000000000000..dbc527928a30 --- /dev/null +++ b/users/wpcarro/emacs/pkgs/math/math.el @@ -0,0 +1,63 @@ +;;; math.el --- Math stuffs -*- lexical-binding: t -*- + +;; Author: William Carroll <wpcarro@gmail.com> +;; Version: 0.0.1 +;; Package-Requires: ((emacs "24.3")) + +;;; Commentary: +;; Containing some useful mathematical functions. + +;;; Code: + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; Dependencies +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +(require 'dash) +(require 'maybe) +(require 'cl-lib) + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; Constants +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +(defconst math-pi pi + "The number pi.") + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; Functions +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +;; TODO: Support all three arguments. +;; Int -> Int -> Int -> Boolean +(cl-defun math-triangle-of-power (&key base power result) + (cond + ((-all? #'maybe-some? (list base power result)) + (error "All three arguments should not be set")) + ((-all? #'maybe-some? (list power result)) + (message "power and result")) + ((-all? #'maybe-some? (list base result)) + (log result base)) + ((-all? #'maybe-some? (list base power)) + (expt base power)) + (t + (error "Two of the three arguments must be set")))) + +(defun math-mod (x y) + "Return X mod Y." + (mod x y)) + +(defun math-exp (x y) + "Return X raised to the Y." + (expt x y)) + +(defun math-round (x) + "Round X to nearest ones digit." + (round x)) + +(defun math-floor (x) + "Floor value X." + (floor x)) + +(provide 'math) +;;; math.el ends here |