public Vector addition(Program b) { Vector res = new Vector(); res.x = x + b.x; res.y = y + b.y; res.z = z + b.z; return res; }
public Vector VectorProduct(Program a, Program b) { Vector res = new Vector(); res.x = a.y * b.z - a.z * b.y; res.y = a.x * b.z - a.z * b.x; res.z = a.x * b.y - a.y * b.x; return res; }