public virtual Rational Divides(Rational b)
{
int numberator = this.Numberator * b.Denominator;
int denominator = this.Denominator * b.Numberator;
int gcd = GetGcd(numberator, denominator);
return new Rational(numberator / gcd, denominator / gcd);
}
public void E1216()
{
Rational r = new Rational(3, 7);
Rational r2 = new Rational(3, 4);
Assert.AreEqual(new Rational(13, 14), r.Plus(new Rational(1, 2)));
Assert.AreEqual(new Rational(1, 1), r2.Plus(new Rational(1, 4)));
Assert.AreEqual(new Rational(1, 7), r.Minus(new Rational(2, 7)));
Assert.AreEqual(new Rational(1, 2), r2.Minus(new Rational(1, 4)));
Assert.AreEqual(new Rational(3, 14), r.Times(new Rational(1, 2)));
Assert.AreEqual(new Rational(1, 2), r2.Times(new Rational(2, 3)));
Assert.AreEqual(new Rational(3, 2), r.Divides(new Rational(2, 7)));
Assert.AreEqual(new Rational(1, 1), r2.Divides(new Rational(3, 4)));
}
public override Rational Plus(Rational b)
{
return base.Plus(b);
}
