ladel_ldl_symbolic.h

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/**
 * @file ladel_ldl_symbolic.h
 * @author Ben Hermans
 * @brief The symbolic part of the factorization.
 */
 
#ifndef LADEL_LDL_SYMBOLIC_H
#define LADEL_LDL_SYMBOLIC_H
 
#ifdef __cplusplus
extern "C" {
#endif 
 
#include "ladel_types.h"
 
/**
 * Symbolic part of the factorization.
 * 
 * @param M                 The matrix
 * @param sym               Symbolics of the factorization
 * @param ordering_method   Indicator to choose the ordering method: @a AMD, @a NO_ORDERING or @a GIVEN_ORDERING
 * @param Mpp               Output symmetric permutation of M if ordering is requested
 * @param work              LADEL workspace
 * @return                  Status
 */
ladel_int ladel_ldl_symbolic(   ladel_sparse_matrix *M, 
                                ladel_symbolics     *sym, 
                                ladel_int           ordering_method, 
                                ladel_sparse_matrix *Mpp, 
                                ladel_work          *work);
 
#ifdef __cplusplus
}
#endif 
 
#endif /*LADEL_LDL_SYMBOLIC_H*/