public Chapter1() { Vector3 alpha = new Vector3(1, 2, 3); Vector3 beta = new Vector3(10, 10, 10); Vector3 c; Console.Write("coord alpha:\t"); alpha.PrintF(); Console.Write("coord beta:\t"); beta.PrintF(); Console.Write("alpha + beta:\t"); c = alpha + beta; c.PrintF(); Console.Write("alpha+beta+c:\t"); c = alpha + beta + c; c.PrintF(); Console.Write("c - alpha:\t"); c = c - alpha; c.PrintF(); Console.Write("alpha.X + c.X:\t"); c.X = alpha.X + c.X; c.PrintF(); Console.Write("c++\t\t"); c++; c.PrintF(); Console.Write("c--\t\t"); c--; c.PrintF(); Console.Write("alpha + 40\t"); alpha = alpha + 40; alpha.PrintF(); }