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[matrix] View of /pkg/Matrix/src/dgeMatrix.h
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View of /pkg/Matrix/src/dgeMatrix.h

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Revision 3078 - (download) (as text) (annotate)
Tue Mar 31 15:27:56 2015 UTC (3 years, 9 months ago) by mmaechler
File size: 1978 byte(s)
Newly .Call()able geMatrix_crossprod, geMatrix_geMatrix_crossprod, geMatrix_matrix_crossprod, geMatrix_matrix_mm -- for faster dense matrix products, e.g. for "ngeMatrix", "nsyMatrix", etc

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

SEXP dMatrix_validate(SEXP obj);

SEXP dgeMatrix_validate(SEXP obj);
SEXP dgeMatrix_norm(SEXP obj, SEXP norm);
SEXP dgeMatrix_rcond(SEXP obj, SEXP type);
/* for crossprod() and tcrossprod() -- dge*() and the generalized versions: */
SEXP dgeMatrix_crossprod(SEXP x, SEXP trans);
SEXP  geMatrix_crossprod(SEXP x, SEXP trans);
SEXP dgeMatrix_dgeMatrix_crossprod(SEXP x, SEXP y, SEXP trans);
SEXP  geMatrix_geMatrix_crossprod(SEXP x, SEXP y, SEXP trans);
SEXP dgeMatrix_matrix_crossprod(SEXP x, SEXP y, SEXP trans);
SEXP  geMatrix_matrix_crossprod(SEXP x, SEXP y, SEXP trans);
//  %*% :
SEXP dgeMatrix_matrix_mm(SEXP a, SEXP b, SEXP right);
SEXP  geMatrix_matrix_mm(SEXP a, SEXP b, SEXP right);

SEXP dgeMatrix_addDiag(SEXP x, SEXP d);
SEXP dgeMatrix_getDiag(SEXP x);
SEXP lgeMatrix_getDiag(SEXP x);
SEXP dgeMatrix_setDiag(SEXP x, SEXP d);
SEXP lgeMatrix_setDiag(SEXP x, SEXP d);
SEXP dgeMatrix_LU (SEXP x, SEXP warn_singularity);
SEXP dgeMatrix_LU_(SEXP x, Rboolean warn_sing);
SEXP dgeMatrix_determinant(SEXP x, SEXP logarithm);
SEXP dgeMatrix_Schur(SEXP x, SEXP vectors, SEXP isDGE);
SEXP dgeMatrix_solve(SEXP a);
SEXP dgeMatrix_matrix_solve(SEXP a, SEXP b);
SEXP dgeMatrix_svd(SEXP x, SEXP nu, SEXP nv);
SEXP dgeMatrix_exp(SEXP x);
SEXP dgeMatrix_colsums(SEXP x, SEXP naRmP, SEXP cols, SEXP mean);

/* 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);

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