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berdosi/generators.js

Last active February 28, 2017 09:34
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generators.js
function* fibonacci() { var act = 1, prev = 1; while (true) { t = act; yield act = (act + prev); prev = t } }
// not the primes, but binary according to primality
function* primes(){ var n = 2; while(true) {for(var i=2;i<=Math.sqrt(n);i++) if (0==n%i) yield false, ++n; yield true, ++n} }
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