/// <summary>
/// Get upper triangle.
/// </summary>
/// <param name="ilutp">Ilutp instance.</param>
/// <returns>Upper triangle.</returns>
static SparseMatrix GetUpperTriangle(ILUTPPreconditioner ilutp)
{
return(GetMethod <SparseMatrix>(ilutp, "UpperTriangle"));
}
/// <summary>
/// Get pivots.
/// </summary>
/// <param name="ilutp">Ilutp instance.</param>
/// <returns>Pivots array.</returns>
static int[] GetPivots(ILUTPPreconditioner ilutp)
{
return(GetMethod <int[]>(ilutp, "Pivots"));
}