1<?php
2function allowed_rounding_error ($number, $expected) {
3
4	//different machines  may give slightly different floating point numbers
5	//This assumes that the results will be the same to + or - 1.0E-10.
6
7	$small_number = 1.0e-10;
8	$min = $expected - $small_number;
9	$max = $expected + $small_number;
10
11	if ($number < $max  && $number > $min ) {
12		return true;
13	}
14	else {
15		return false;
16	}
17}
18?>
19