<p>This post was automatically copied from <a target="_blank" href="https://eklausmeier.goip.de/blog/2013/04-30-0x5f3759df-calculating-inverse-square-root">0x5f3759df - calculating inverse square root</a> on <a target="_blank" href="https://eklausmeier.goip.de/blog">eklausmeier.goip.de</a>.</p>
<p>An interesting article in Wikipedia on calculating a first approximation of the inverse of the square root <a target="_blank" href="https://en.wikipedia.org/wiki/0x5f3759df">Fast inverse square root</a>, or <a target="_blank" href="http://blog.quenta.org/2012/09/0x5f3759df.html">0x5f3759df - calculating inverse square root</a></p>



This post was automatically copied from [0x5f3759df - calculating inverse square root](https://eklausmeier.goip.de/blog/2013/04-30-0x5f3759df-calculating-inverse-square-root) on [eklausmeier.goip.de](https://eklausmeier.goip.de/blog).


An interesting article in Wikipedia on calculating a first approximation of the inverse of the square root [Fast inverse square root](https://en.wikipedia.org/wiki/0x5f3759df "Fast inverse square root"), or [0x5f3759df - calculating inverse square root](http://blog.quenta.org/2012/09/0x5f3759df.html "0x5f3759df - calculating inverse square root")



0x5f3759df - calculating inverse square root

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