/usr/lib/slepcdir/3.6.1/x86_64-linux-gnu-real-debug/include/slepc/private/mfnimpl.h is in libslepc3.6.1-dbg 3.6.1.dfsg1-2build2.
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SLEPc - Scalable Library for Eigenvalue Problem Computations
Copyright (c) 2002-2015, Universitat Politecnica de Valencia, Spain
This file is part of SLEPc.
SLEPc is free software: you can redistribute it and/or modify it under the
terms of version 3 of the GNU Lesser General Public License as published by
the Free Software Foundation.
SLEPc is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
more details.
You should have received a copy of the GNU Lesser General Public License
along with SLEPc. If not, see <http://www.gnu.org/licenses/>.
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*/
#if !defined(_MFNIMPL)
#define _MFNIMPL
#include <slepcmfn.h>
#include <slepc/private/slepcimpl.h>
PETSC_EXTERN PetscBool MFNRegisterAllCalled;
PETSC_EXTERN PetscErrorCode MFNRegisterAll(void);
PETSC_EXTERN PetscLogEvent MFN_SetUp, MFN_Solve;
typedef struct _MFNOps *MFNOps;
struct _MFNOps {
PetscErrorCode (*solve)(MFN,Vec,Vec);
PetscErrorCode (*setup)(MFN);
PetscErrorCode (*setfromoptions)(PetscOptions*,MFN);
PetscErrorCode (*publishoptions)(MFN);
PetscErrorCode (*destroy)(MFN);
PetscErrorCode (*reset)(MFN);
PetscErrorCode (*view)(MFN,PetscViewer);
};
/*
Maximum number of monitors you can run with a single MFN
*/
#define MAXMFNMONITORS 5
/*
Defines the MFN data structure.
*/
struct _p_MFN {
PETSCHEADER(struct _MFNOps);
/*------------------------- User parameters ---------------------------*/
Mat A; /* the problem matrix */
FN fn; /* which function to compute */
PetscInt max_it; /* maximum number of iterations */
PetscInt ncv; /* number of basis vectors */
PetscReal tol; /* tolerance */
PetscScalar sfactor; /* scaling factor */
PetscBool errorifnotconverged; /* error out if MFNSolve() does not converge */
/*-------------- User-provided functions and contexts -----------------*/
PetscErrorCode (*monitor[MAXMFNMONITORS])(MFN,PetscInt,PetscReal,void*);
PetscErrorCode (*monitordestroy[MAXMFNMONITORS])(void**);
void *monitorcontext[MAXMFNMONITORS];
PetscInt numbermonitors;
/*----------------- Child objects and working data -------------------*/
BV V; /* set of basis vectors */
PetscRandom rand; /* random number generator */
PetscInt nwork; /* number of work vectors */
Vec *work; /* work vectors */
void *data; /* placeholder for solver-specific stuff */
/* ----------------------- Status variables -------------------------- */
PetscInt its; /* number of iterations so far computed */
PetscInt nv; /* size of current Schur decomposition */
PetscReal errest; /* error estimate */
PetscInt setupcalled;
MFNConvergedReason reason;
};
#endif
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