diff --git a/source/Ox/js/Math.js b/source/Ox/js/Math.js
index 92544ad3..157606d1 100644
--- a/source/Ox/js/Math.js
+++ b/source/Ox/js/Math.js
@@ -69,6 +69,19 @@ Ox.divideInt = function(number, by) {
     });
 };
 
+/*@
+Ox.hypot <f> Returns the square root of the sum of the squares of its arguments
+    (x, y[, z]) -> <n> Square root of the sum of the squares of its arguments
+    > Ox.hypot(3, 4)
+    5
+    > Ox.hypot(1, 1, 1)
+    Math.sqrt(3)
+@*/
+Ox.hypot = function(x, y, z) {
+    z = z || 0;
+    return Math.sqrt(x * x + y * y + z * z) || 0;
+};
+
 /*@
 Ox.limit <f> Limits a number by a given mininum and maximum
     `Ox.limit(num, min, max)` is a shorthand for `Math.min(Math.max(num, min),