FtnTriDiagSpectrum.F90 File Reference

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Functions/Subroutines
subroutine	tridiagev (nn, diag, subd, eval, evec)
	Interfaces to be called from C++ for Fortran computation of eigenvalues and eigenvectors of symetric tri-diagonal matrix. More...

Function/Subroutine Documentation

tridiagev()

subroutine tridiagev	(	integer(c_int), intent(in)	nn,
		real(c_double), dimension(nn), intent(in)	diag,
		real(c_double), dimension(nn-1), intent(in)	subd,
		real(c_double), dimension(nn), intent(inout)	eval,
		real(c_double), dimension(nn,nn), intent(inout)	evec
	)

Interfaces to be called from C++ for Fortran computation of eigenvalues and eigenvectors of symetric tri-diagonal matrix.

Parameters

[in]	nn	Size of matrix
[in]	diag	Diagonal elements
[in]	subd	Sub-diagonal elements
[in,out]	eval	Eigenvalues
[in,out]	evec	Eigenvectors

Definition at line 15 of file FtnTriDiagSpectrum.F90.