14 lines
531 B
C++
14 lines
531 B
C++
#include "vec.h"
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#include "smat.h"
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#include "mat.h"
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#include "sparsemat.h"
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#include "nonclass.h"
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//GMRES solution of a linear system
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//matrix can be any class which has nrows(), ncols(), diagonalof() and NRVec::gemv() available
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//does not even have to be explicitly stored
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template<typename T, typename Matrix>
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extern void gmres(const Matrix &bigmat, const NRVec<T> &b, NRVec<T> &x, const bool doguess=1, const double eps=1e-7, const int MAXIT=50, const bool verbose=1, bool square=1,const bool precondition=1, int neustart=0);
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