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 ## Sqrt
 * [Fast Floating Point Square Root](https://pdfs.semanticscholar.org/5060/4e9aff0e37089c4ab9a376c3f35761ffe28b.pdf)
 * [Reciprocal Square Root Algorithm](http://www.acsel-lab.com/arithmetic/arith15/papers/ARITH15_Takagi.pdf)
+* [Fast Calculation of Cube and Inverse Cube Roots Using a Magic Constant and Its Implementation on Microcontrollers (clicking will download the pdf)](https://res.mdpi.com/d_attachment/energies/energies-14-01058/article_deploy/energies-14-01058-v2.pdf)
+* [Modified Fast Inverse Square Root and Square Root Approximation Algorithms: The Method of Switching Magic Constants (clicking will download the pdf)](https://res.mdpi.com/d_attachment/computation/computation-09-00021/article_deploy/computation-09-00021-v3.pdf)
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 ## CORDIC and related algorithms