/usr/include/cvode/cvode_lapack.h is in libsundials-serial-dev 2.5.0-3+b3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* -----------------------------------------------------------------
* $Revision: 1.3 $
* $Date: 2006/11/29 00:05:06 $
* -----------------------------------------------------------------
* 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 CVODE dense linear solver CVLAPACK.
* -----------------------------------------------------------------
*/
#ifndef _CVLAPACK_H
#define _CVLAPACK_H
#ifdef __cplusplus /* wrapper to enable C++ usage */
extern "C" {
#endif
#include <cvode/cvode_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 : CVLapackDense
* -----------------------------------------------------------------
* A call to the CVLapackDense function links the main integrator
* with the CVLAPACK linear solver using dense Jacobians.
*
* cvode_mem is the pointer to the integrator memory returned by
* CVodeCreate.
*
* N is the size of the ODE system.
*
* The return value of CVLapackDense is one of:
* CVLAPACK_SUCCESS if successful
* CVLAPACK_MEM_NULL if the CVODE memory was NULL
* CVLAPACK_MEM_FAIL if there was a memory allocation failure
* CVLAPACK_ILL_INPUT if a required vector operation is missing
* -----------------------------------------------------------------
*/
SUNDIALS_EXPORT int CVLapackDense(void *cvode_mem, int N);
/*
* -----------------------------------------------------------------
* Function : CVLapackBand
* -----------------------------------------------------------------
* A call to the CVLapackBand function links the main integrator
* with the CVLAPACK linear solver using banded Jacobians.
*
* cvode_mem is the pointer to the integrator memory returned by
* CVodeCreate.
*
* 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 CVLapackBand is one of:
* CVLAPACK_SUCCESS if successful
* CVLAPACK_MEM_NULL if the CVODE memory was NULL
* CVLAPACK_MEM_FAIL if there was a memory allocation failure
* CVLAPACK_ILL_INPUT if a required vector operation is missing or
* if a bandwidth has an illegal value.
* -----------------------------------------------------------------
*/
SUNDIALS_EXPORT int CVLapackBand(void *cvode_mem, int N, int mupper, int mlower);
#ifdef __cplusplus
}
#endif
#endif
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