/// <summary>
/// Run example
/// </summary>
/// <seealso cref="http://en.wikipedia.org/wiki/Triangular_matrix">Triangular matrix</seealso>
public void Run()
{
// Format matrix output to console
var formatProvider = (CultureInfo)CultureInfo.InvariantCulture.Clone();
formatProvider.TextInfo.ListSeparator = " ";
// Create square matrix
var matrix = new DenseMatrix(10);
var k = 0;
for (var i = 0; i < matrix.RowCount; i++)
{
for (var j = 0; j < matrix.ColumnCount; j++)
{
matrix[i, j] = k++;
}
}
Console.WriteLine(@"Initial square matrix");
Console.WriteLine(matrix.ToString("#0.00\t", formatProvider));
Console.WriteLine();
// 1. Retrieve a new matrix containing the lower triangle of the matrix
var lower = matrix.LowerTriangle();
// Puts the lower triangle of the matrix into the result matrix.
matrix.LowerTriangle(lower);
Console.WriteLine(@"1. Lower triangle of the matrix");
Console.WriteLine(lower.ToString("#0.00\t", formatProvider));
Console.WriteLine();
// 2. Retrieve a new matrix containing the upper triangle of the matrix
var upper = matrix.UpperTriangle();
// Puts the upper triangle of the matrix into the result matrix.
matrix.UpperTriangle(lower);
Console.WriteLine(@"2. Upper triangle of the matrix");
Console.WriteLine(upper.ToString("#0.00\t", formatProvider));
Console.WriteLine();
// 3. Retrieve a new matrix containing the strictly lower triangle of the matrix
var strictlylower = matrix.StrictlyLowerTriangle();
// Puts the strictly lower triangle of the matrix into the result matrix.
matrix.StrictlyLowerTriangle(strictlylower);
Console.WriteLine(@"3. Strictly lower triangle of the matrix");
Console.WriteLine(strictlylower.ToString("#0.00\t", formatProvider));
Console.WriteLine();
// 4. Retrieve a new matrix containing the strictly upper triangle of the matrix
var strictlyupper = matrix.StrictlyUpperTriangle();
// Puts the strictly upper triangle of the matrix into the result matrix.
matrix.StrictlyUpperTriangle(strictlyupper);
Console.WriteLine(@"4. Strictly upper triangle of the matrix");
Console.WriteLine(strictlyupper.ToString("#0.00\t", formatProvider));
Console.WriteLine();
}
