#ifndef MATRIX_LGCMATRIX_H
#define MATRIX_LCGMATRIX_H
#include <Rdefines.h>
#include "Mutils.h"
#include "triplet_to_col.h"
SEXP lgCMatrix_validate(SEXP x);
SEXP Matrix_lgClgCmm(int tra, int trb, int m, int n, int k,
const int ai[], const int ap[],
const int bi[], const int bp[],
int beta, SEXP CIP, int cp[]);
SEXP lgCMatrix_lgCMatrix_mm(SEXP a, SEXP b);
SEXP lgCMatrix_trans(SEXP x);
SEXP Matrix_lgCsyrk(int up, int tra, int n, int k, const int ai[],
const int ap[], int beta, SEXP CIP, int cp[]);
SEXP lgCMatrix_crossprod(SEXP x, SEXP trans);
#endif