public function testGreaterNumbers()
 {
     $x = new \MyOddWeb\BigNumber(-3);
     $y = new \MyOddWeb\BigNumber(-3);
     $this->assertFalse($x->IsGreater($y));
     $x = new \MyOddWeb\BigNumber(-3);
     $y = new \MyOddWeb\BigNumber(-5);
     $this->assertTrue($x->IsGreater($y));
     $x = new \MyOddWeb\BigNumber(5);
     $y = new \MyOddWeb\BigNumber(3);
     $this->assertTrue($x->IsGreater($y));
     $x = new \MyOddWeb\BigNumber(3);
     $y = new \MyOddWeb\BigNumber(5);
     $this->assertFalse($x->IsGreater($y));
     $x = new \MyOddWeb\BigNumber(-5);
     $y = new \MyOddWeb\BigNumber(-3);
     $this->assertFalse($x->IsGreater($y));
     $x = new \MyOddWeb\BigNumber(-3.2);
     $y = new \MyOddWeb\BigNumber(-3.5);
     $this->assertTrue($x->IsGreater($y));
 }