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mattpodwysocki/pirx.js

Created August 6, 2014 17:37
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pirx.js
function pi(k) {
return ( k % 2 === 0 ? -4 : 4) / (( 2 * k ) - 1 );
}
var total = Rx.Observable.range(1, 10000000, Rx.Scheduler.timeout)
.map(pi)
.sum();
total.subscribe(function (x) { console.log(x); });
//=> 3.1415925535897915
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