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/*
ARPACK++ v1.0 8/1/1997
c++ interface to ARPACK code.
MODULE CGenPrbA.h
Very simple template class intended to illustrate how to
use ARPACK++ to find some few eigenvalues and eigenvectors
of complex generalized problems in regular mode.
ARPACK Authors
Richard Lehoucq
Danny Sorensen
Chao Yang
Dept. of Computational & Applied Mathematics
Rice University
Houston, Texas
*/
#ifndef CGENPRBA_H
#define CGENPRBA_H
#include "arcomp.h"
#include "blas1c.h"
#include "cmatrixc.h"
#include "cmatrixd.h"
template <class T>
struct ComplexGenProblemA {
ComplexMatrixC<T> A;
ComplexMatrixD<T> B;
void MultOPv(arcomplex<T>* v, arcomplex<T>* w)
// Matrix vector subroutine where the matrix is inv(B)*A.
{
A.MultMv(v, w);
B.SolveM(w);
} // MultOPv.
ComplexGenProblemA(int nx): A(nx), B(nx)
// Constructor.
{
B.FactorM();
}
}; // struct ComplexGenProblemA.
#endif // CGENPRBA_H
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