public Rational multiply(Rational arg) {
    long cPtr = VideoJNI.Rational_multiply(swigCPtr, this, Rational.getCPtr(arg), arg);
    return (cPtr == 0) ? null : new Rational(cPtr, false);
  }
public Rational multiply(Rational arg) {
    long cPtr = VideoJNI.Rational_multiply(swigCPtr, this, Rational.getCPtr(arg), arg);
    return (cPtr == 0) ? null : new Rational(cPtr, false);
  }
public Rational multiply ( Rational arg ) { long cPtr = VideoJNI . Rational_multiply ( swigCPtr , this , Rational . getCPtr ( arg ) , arg ) ; return ( cPtr == 0 ) ? null : new Rational ( cPtr , false ) ; }
Multiplies this number by arg<br>
@param arg number to mulitply by.<br>
@return this*arg.
Multiplies this number by arg<br >