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authorWilliam Carroll <wpcarro@gmail.com>2022-07-30T18·29-0700
committerclbot <clbot@tvl.fyi>2022-08-01T17·26+0000
commitf957a57ad8cd6a1dc3243a4373f15888b680d87f (patch)
treeeb98f0c9ebfe855d2cff4f303361717b1df17845 /users/wpcarro/emacs/pkgs/math/math.el
parent9f325f01bf80dcabdbd743421645a12064a4373d (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')
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+;;; 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