From 0003c072cb83f48386c5e264d86b0aa3a9eaa20d Mon Sep 17 00:00:00 2001
From: Jules Laplace <jules@okfoc.us>
Date: Fri, 2 Aug 2013 17:21:32 -0400
Subject: app

---
 js/util.js | 5 +++++
 1 file changed, 5 insertions(+)
 create mode 100644 js/util.js

(limited to 'js/util.js')

diff --git a/js/util.js b/js/util.js
new file mode 100644
index 0000000..5828a91
--- /dev/null
+++ b/js/util.js
@@ -0,0 +1,5 @@
+
+function avg(a,b,n){ return (a*(n-1) + b)/n; }
+function rand(n) { return ~~(Math.random()*n); }
+function randrange(a,b){ return (b-a)+rand(a); }
+function choice(a) { return a[rand(a.length)]; }
-- 
cgit v1.2.3-70-g09d2