gmp_sqrtrem()

gmp_sqrtrem - Square root with remainder

Syntax

array gmp_sqrtrem (resource $a)

Arguments

• a - The number being square rooted. It can be either a GMP number resource, or a numeric string given that it is possible to convert the latter to a number.

Description

Calculate the square root of a number, with remainder.

Version

PHP 4.0.4, 5

Return value

Returns array where first element is the integer square root of a and the second is the remainder (i.e., the difference between a and the first element squared).