gmp_sqrtrem
(PHP 4 >= 4.0.4, PHP 5)
gmp_sqrtrem -- Square root with remainder
Description
array
gmp_sqrtrem ( resource a )
Returns array where first element is the integer square root of a (see also gmp_sqrt()), and the second is the remainder (i.e., the difference between a and the first element squared).
Example 1. gmp_sqrtrem() example <?php
list($sqrt1, $sqrt1rem) = gmp_sqrtrem("9");
list($sqrt2, $sqrt2rem) = gmp_sqrtrem("7");
list($sqrt3, $sqrt3rem) = gmp_sqrtrem("1048576");
echo gmp_strval($sqrt1) . ", " . gmp_strval($sqrt1rem) . "\n";
echo gmp_strval($sqrt2) . ", " . gmp_strval($sqrt2rem) . "\n";
echo gmp_strval($sqrt3) . ", " . gmp_strval($sqrt3rem) . "\n";
?> |
The printout of the above program will be: |