Hacker's Delight [1][2] is an amazing book dedicated to discussing about all kinds of bit hacking, including fast integer square root, cube root calculation. [

Hacker's Delight [1][2] is an amazing book dedicated to discussing about all kinds of bit hacking, including fast integer square root, cube root calculation. [1]: http://www.hackersdelight.org/ http://www.hackersdelight.org/ [2]: http://www.amazon.com/Hackers-Delight-Edition-Henry-Warren/dp/0321842685 http://www.amazon.com/Hackers-Delight-Edition-Henry-Warren/d...