Interface add_xidentity

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Interface `add_xidentity`

$\begin{boxedminipage}{\textwidth} \begin{verbatim}call add_xidentity(matrix,r) call add_xidentity(matrix,c)\end{verbatim} \end{boxedminipage}$

Adds $x\mathbf{I}$ to a matrix

matrix -- intent(inout), dimension(:,:), real(dp) or complex(dp)

r -- real(dp), intent(in)

c -- complex(dp), intent(in)

norm interface

gabor 2009-06-30