4 июл. 2010 г. · There is this famous piece of code magic that computes inverse square root with a some very clever bit twiddling.

2 июн. 2012 г. · The algorithm is building up the answer one binary digit at a time, from highest bit to lowest bit.

21 мар. 2013 г. · I am studying the fast square root algorithm by bit shift. I was stuck by the code from wikipedia. short isqrt(short num) { short res = 0; short bit = 1 << 14;

18 февр. 2015 г. · I found this question, write a function that returns a square of given integer n without using multiplication.

1 июн. 2014 г. · I suspect you want to know how to compute square roots using only operations like bit shifting, bitwise or, bitwise and, etc. – Max Lybbert.

7 апр. 2019 г. · Finding the square root of a given number using bitwise operations · 1 ... My Square Root Function does not give accurate results for some numbers.

10 июл. 2011 г. · Here is a simple way to calculate an integer square root: int isqrt(int num) { int root=0; int b = 0x8000; int a=0, c=0; while (b) { c = a|b;

20 мая 2018 г. · I adapted some python code I found here to calculate the sqrt of a number if it exists as an integer using bitwise operations. here is my code.

8 дек. 2011 г. · You can use looped additions and subtractions to implement multiplication and division. As for the square root, just implement Newton's Iteration.

11 мая 2020 г. · Let x be a real and y be its approximation. Let RE be the relative error of y with respect to x: RE(x, y) = abs(x - y) / abs(x).