foreach (var x in vectors)
                        {
                            if (x != null)
                            {
                                bool test = newVector.SequenceEqual(x);
                                if (test)
                                {
                                    Console.WriteLine("Vektor V(" + step.ToString() + ") jest zbieżny do { " + newVector[0] + ", " + newVector[1] + ", " + newVector[2] + "}");
                                    break;
                                }
                            }
                        }