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 [matrix] / pkg / src / dgeMatrix.h

# View of /pkg/src/dgeMatrix.h

Revision 495 - (download) (as text) (annotate)
Thu Feb 3 18:48:31 2005 UTC (15 years ago) by bates
File size: 1211 byte(s)
Initial implementation of the Schur generic
#ifndef MATRIX_GEMATRIX_H
#define MATRIX_GEMATRIX_H

#include <R_ext/Lapack.h>
#include "Mutils.h"

SEXP dgeMatrix_validate(SEXP obj);
SEXP dgeMatrix_norm(SEXP obj, SEXP norm);
SEXP dgeMatrix_rcond(SEXP obj, SEXP type);
SEXP dgeMatrix_crossprod(SEXP x);
SEXP dgeMatrix_dgeMatrix_crossprod(SEXP x, SEXP y);
SEXP dgeMatrix_matrix_crossprod(SEXP x, SEXP y);
SEXP dgeMatrix_getDiag(SEXP x);
SEXP dgeMatrix_LU(SEXP x);
SEXP dgeMatrix_determinant(SEXP x, SEXP logarithm);
SEXP dgeMatrix_Schur(SEXP x, SEXP vectors);
SEXP dgeMatrix_solve(SEXP a);
SEXP dgeMatrix_dgeMatrix_mm(SEXP a, SEXP b);
SEXP dgeMatrix_svd(SEXP x, SEXP nu, SEXP nv);
SEXP dgeMatrix_exp(SEXP x);

/* DGESDD - compute the singular value decomposition (SVD); of a   */
/* real M-by-N matrix A, optionally computing the left and/or      */
/* right singular vectors.  If singular vectors are desired, it uses a */
/* divide-and-conquer algorithm.                                   */
void F77_NAME(dgesdd)(const char *jobz,
const int *m, const int *n,
double *a, const int *lda, double *s,
double *u, const int *ldu,
double *vt, const int *ldvt,
double *work, const int *lwork, int *iwork, int *info);

#endif

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