static void Main(string[] args) { int[,] matrix = new int[, ] { { 0, 1, 2 }, { 3, 4, 5 }, { 6, 7, 8 }, }; SquareMatrix Mat1 = new SquareMatrix(matrix); matrix = new int[, ] { { 5, 2, 2 }, { 3, 5, 5 }, { 0, 7, 8 } }; //Console.WriteLine("Mat1"); //Mat1.PrintMatrix(); SquareMatrix Mat2 = new SquareMatrix(matrix); SquareMatrix Mat3; //Mat3 = Mat1.Add(Mat2); Mat3 = Mat1 * Mat2; //Boolean b = Mat1.IsEqual(Mat2); //Console.WriteLine(b); Mat3.PrintMatrix(); }