--- /dev/null
+// https://gist.github.com/BrendanEich/4294d5c212a6d2254703
+var $export = require('./_export');
+
+$export($export.S, 'Math', {
+ umulh: function umulh(u, v){
+ var UINT16 = 0xffff
+ , $u = +u
+ , $v = +v
+ , u0 = $u & UINT16
+ , v0 = $v & UINT16
+ , u1 = $u >>> 16
+ , v1 = $v >>> 16
+ , t = (u1 * v0 >>> 0) + (u0 * v0 >>> 16);
+ return u1 * v1 + (t >>> 16) + ((u0 * v1 >>> 0) + (t & UINT16) >>> 16);
+ }
+});
\ No newline at end of file