private void WriteInverse(int n, StringBuilder stringBuilder) { var stringBuilderTwo = new StringBuilder(); var xRange = Enumerable.Range(0, n).ToArray(); var yRange = Enumerable.Range(0, n).ToArray(); for (int y = 0; y < n; y++) { for (int x = 0; x < n; x++) { var plus = (x + y) % 2 == 1 ? "-" : ""; WriteDeterminant(n - 1, yRange.Where(i => i != y).ToArray(), xRange.Where(i => i != x).ToArray(), stringBuilderTwo, false); stringBuilder.AppendLine(Formatter.InverseMember(Formatter.MatrixElement(MatrixSize, y, x), plus, stringBuilderTwo.ToString())); stringBuilderTwo.Clear(); } } }