/usr/include/kinsol/kinsol_lapack.h is in libsundials-serial-dev 2.5.0-3+b1.
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The actual contents of the file can be viewed below.
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* -----------------------------------------------------------------
* $Revision: 1.4 $
* $Date: 2008/04/18 19:42:38 $
* -----------------------------------------------------------------
* Programmer: Radu Serban @ LLNL
* -----------------------------------------------------------------
* Copyright (c) 2006, The Regents of the University of California.
* Produced at the Lawrence Livermore National Laboratory.
* All rights reserved.
* For details, see the LICENSE file.
* -----------------------------------------------------------------
* Header file for the KINSOL dense linear solver KINLAPACK.
* -----------------------------------------------------------------
*/
#ifndef _KINLAPACK_H
#define _KINLAPACK_H
#ifdef __cplusplus /* wrapper to enable C++ usage */
extern "C" {
#endif
#include <kinsol/kinsol_direct.h>
#include <sundials/sundials_lapack.h>
/*
* =================================================================
* E X P O R T E D F U N C T I O N S
* =================================================================
*/
/*
* -----------------------------------------------------------------
* Function : KINLapackDense
* -----------------------------------------------------------------
* A call to the KINLapackDense function links the main solver
* with the KINLAPACK linear solver using dense Jacobians.
*
* kinmem is the pointer to the solver memory returned by KINCreate.
*
* N is the size of the ODE system.
*
* The return value of KINLapackDense is one of:
* KINDLS_SUCCESS if successful
* KINDLS_MEM_NULL if the KINSOL memory was NULL
* KINDLS_MEM_FAIL if there was a memory allocation failure
* KINDLS_ILL_INPUT if a required vector operation is missing
* -----------------------------------------------------------------
*/
SUNDIALS_EXPORT int KINLapackDense(void *kinmem, int N);
/*
* -----------------------------------------------------------------
* Function : KINLapackBand
* -----------------------------------------------------------------
* A call to the KINLapackBand function links the main solver
* with the KINLAPACK linear solver using banded Jacobians.
*
* kinmem is the pointer to the solver memory returned by KINCreate.
*
* N is the size of the ODE system.
*
* mupper is the upper bandwidth of the band Jacobian approximation.
*
* mlower is the lower bandwidth of the band Jacobian approximation.
*
* The return value of KINLapackBand is one of:
* KINDLS_SUCCESS if successful
* KINDLS_MEM_NULL if the KINSOL memory was NULL
* KINDLS_MEM_FAIL if there was a memory allocation failure
* KINDLS_ILL_INPUT if a required vector operation is missing
* or if a bandwidth has an illegal value.
* -----------------------------------------------------------------
*/
SUNDIALS_EXPORT int KINLapackBand(void *kinmem, int N, int mupper, int mlower);
#ifdef __cplusplus
}
#endif
#endif
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