Egyptian fraction solution in php

Php program for Egyptian fraction solution. Here more information.

<?php
/*
  Php program for
  Egyptian fraction solution
*/
class Fraction
{
	public	function egyptianFraction($a, $b)
	{
		if ($a == 0 || $b == 0)
		{
			return;
		}
		if ($b >= $a)
		{
			// Calculate remainder
			$remainder = $b % $a;
			// Calculate divisor
			$divisor = (int)($b / $a);
			if ($remainder != 0)
			{
				$divisor++;
				echo "1/",($divisor)," + ";
				$a = $a * $divisor - $b;
				$b = $b * $divisor;
				$this->egyptianFraction($a, $b);
			}
			else
			{
				// When remainder is zero
				echo "1/".strval($divisor);
			}
		}
		else
		{
			// When b < a
			echo ((int)($a / $b))," + ";
			$this->egyptianFraction($a % $b, $b);
		}
	}
	public static
	function main($args)
	{
		$task = new Fraction();
		// Two numbers
		$a = 7;
		$b = 53;
		$task->egyptianFraction($a, $b);
	}
}
Fraction::main(array());

Output

1/8 + 1/142 + 1/30104