Quote:
Originally Posted by Thomas Richter
rotation matrices do the job
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But, they don't though, do they? It sounds like you're in a better position than me to explain why.
Quote:
Originally Posted by Thomas Richter
Is an international standard good enough for you? The described algorithm is an integer implementation of it - actually, it is pretty much known and not novel. It is also the binary version of the manual "pen and paper" digit-by-digit square root.
If this makes you feel any better, mathieeedoubbas uses the same algorithm, for the IEEE mantissa of double precision numbers.
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It might surprise you, but I didn't actually come here to discuss square root algorithms.