// Cross Product returns last component of (Ax,Ay,0) x (Bx,By,0)
public static Rational CrossProduct(Rational2 A, Rational2 B)
{
// Ax Ay 0 Ax Ay 0
// Bx By 0 Bx By 0
return(A.x * B.y - B.x * A.y);
}
// Dot Product
public static Rational DotProduct(Rational2 a, Rational2 b)
{
return(a.x * b.x + a.y * b.y);
}
