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How can I multiply and divide without using arithmetic operators? I read similar question here but i still have problem to multiply and divide.
Also, how can square root be calculated without using math functions?
Using bitwise operators one example I found is here:
http://geeki.wordpress.com/2007/12/12/adding-two-numbers-with-bitwise-and-shift-operators/
Addition can be translated to multiplicity and division. For sqrt you could use Taylor series.
http://en.wikipedia.org/wiki/Taylor_series