Years back i learned the digit-by-digit calcualtion of square root like this : http://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Digit-by-digit_calculation
But i don't know why this works. Wikipedia gives kind of an explanation but i don't understand it. How does this method work?
But i don't know why this works. Wikipedia gives kind of an explanation but i don't understand it. How does this method work?