C# (CSharp) MathNet.Numerics.Providers.LinearAlgebra.Mkl SafeNativeMethods.d_qr_factor Examples

d_qr_factor() private method

private d_qr_factor ( int m, int n, [ r, [ tau, [ q, [ work, int len ) : int
m	int
n	int
r	[
tau	[
q	[
work	[
len	int
return	int

Example #1

        public override void QRFactor(double[] r, int rowsR, int columnsR, double[] q, double[] tau)
        {
            if (r == null)
            {
                throw new ArgumentNullException(nameof(r));
            }

            if (q == null)
            {
                throw new ArgumentNullException(nameof(q));
            }

            if (r.Length != rowsR * columnsR)
            {
                throw new ArgumentException("The given array has the wrong length. Should be rowsR * columnsR.", nameof(r));
            }

            if (tau.Length < Math.Min(rowsR, columnsR))
            {
                throw new ArgumentException("The given array is too small. It must be at least min(m,n) long.", nameof(tau));
            }

            if (q.Length != rowsR * rowsR)
            {
                throw new ArgumentException("The given array has the wrong length. Should be rowsR * rowsR.", nameof(q));
            }

            var info = SafeNativeMethods.d_qr_factor(rowsR, columnsR, r, tau, q);

            if (info < 0)
            {
                throw new InvalidParameterException(Math.Abs(info));
            }
        }

Example #2

        public override void QRFactor(double[] r, int rowsR, int columnsR, double[] q, double[] tau)
        {
            if (r == null)
            {
                throw new ArgumentNullException("r");
            }

            if (q == null)
            {
                throw new ArgumentNullException("q");
            }

            if (r.Length != rowsR * columnsR)
            {
                throw new ArgumentException(string.Format(Resources.ArgumentArrayWrongLength, "rowsR * columnsR"), "r");
            }

            if (tau.Length < Math.Min(rowsR, columnsR))
            {
                throw new ArgumentException(string.Format(Resources.ArrayTooSmall, "min(m,n)"), "tau");
            }

            if (q.Length != rowsR * rowsR)
            {
                throw new ArgumentException(string.Format(Resources.ArgumentArrayWrongLength, "rowsR * rowsR"), "q");
            }

            var info = SafeNativeMethods.d_qr_factor(rowsR, columnsR, r, tau, q);

            if (info < 0)
            {
                throw new InvalidParameterException(Math.Abs(info));
            }
        }