public void Setup()
{
_matrix = BuildMatrix.RandomInt(1024, 1024, 0, 20);
_matrixByte = BuildMatrix.RandomByte(1024, 1024, 0, 20);
_matrixFloat = BuildMatrix.RandomFloat(1024, 1024, 0, 20);
_matrixDouble = BuildMatrix.RandomDouble(1024, 1024, 0, 20);
}
public static void Run()
{
// initialize matrix with random values.
Matrix <double> matrix = BuildMatrix.RandomDouble(3, 3, -10, 10);
// display matrix.
matrix.Pretty();
// LU decomposition.
matrix.GetLowerUpperPermutation(out var lower, out var upper, out var perm);
// Gets permutation matrix and C = L + U - E.
matrix.GetLowerUpperPermutation(out var matrixC, out var matrixP);
// display lower-triangular matrix.
Console.WriteLine("lower-triangular matrix");
lower.Pretty();
// display upper-triangular matrix.
Console.WriteLine("upper-triangular matrix");
upper.Pretty();
// display permutation matrix.
Console.WriteLine("permutation matrix");
perm.Pretty();
// display matrix C
Console.WriteLine("matrix C = L + U - E");
matrixC.Pretty();
}
public static string Run()
{
StringBuilder builder = new StringBuilder();
// initialize matrix with random values.
Matrix <double> matrix = BuildMatrix.RandomDouble(5, 5, -10, 10);
builder.AppendLine(matrix.ToString());
// LU decomposition.
matrix.GetLowerUpper(out var lower, out var upper);
Console.WriteLine("lower-triangular matrix");
lower.Pretty();
Console.WriteLine("upper-triangular matrix");
upper.Pretty();
Console.WriteLine("A = LU");
Console.WriteLine(lower * upper);
return(builder.ToString());
}
public void Setup()
{
_matrix1 = BuildMatrix.RandomDouble(Size, Size, 1, 123);
_matrix2 = BuildMatrix.RandomDouble(Size, Size, 1, 123);
}
