/**
* Check if the given value is equals to this number
*
* @param N $other
*
* @return bool
*/
protected function _equals(N $other)
{
if ($other instanceof FloatNumber) {
return $this->__toString() == $other->__toString();
} else {
return $this->__toString() == (new FloatNumber($other->__toString()))->__toString();
}
}
/**
* @test
* @dataProvider numbers
*/
public function to_string_numbers(N $i, $expected)
{
$this->assertSame($expected, $i->__toString());
}
/**
* Sub two Numbers
* $l - $r
*
* @param VONumber $l
* @param VONumber $r
*
* @return VONumber
*/
public function sub(VONumber $l, VONumber $r)
{
if ($l instanceof IntegerNumber && $r instanceof IntegerNumber) {
return new IntegerNumber(bcsub($l->__toString(), $r->__toString()));
} else {
$scale = FloatNumber::getScales($l, $r);
$res = new FloatNumber(bcsub($l->__toString(), $r->__toString(), $scale[1]), $scale[0]);
return $res;
}
}
