public static double GetDistance(Diem3D diem1, Diem3D diem2)
{
var v1 = new Vecto3D(diem1);
var v2 = new Vecto3D(diem2);
return((v2 - v1).Getlength());
}
public static Vecto3D operator -(Vecto3D v1, Vecto3D v2)
{
var v = new Vecto3D();
v.x = v1.x - v2.x;
v.y = v1.y - v2.y;
v.z = v1.z - v2.z;
return(v);
}
Program()
{
var a = new Vecto3D(2, -1, 3);
var b = new Vecto3D(1, 2, 4);
Console.WriteLine("Tich co huong a va b la: ");
(a / b).print();
var c = new Vecto3D(5, 2, -3);
var d = new Vecto3D(4, 5, -6);
double volume = (
(b - a) * ((c - a) / (d - a))
);
Console.WriteLine("the tich: " + volume);
}
public static Vecto3D Bisection(Vecto3D v1, Vecto3D v2)
{
return((v1 * v2.Getlength()) + (v2 * v1.Getlength()));
}
public static double Angle(Vecto3D v1, Vecto3D v2)
{
return(Math.Acos((v1 * v2) / (v1.Getlength() * v2.Getlength())));
}