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

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Revision 1164 - (download) (as text) (annotate)
Sat Jan 14 23:40:42 2006 UTC (14 years, 1 month ago) by maechler
File size: 1471 byte(s)
new dMatrix_validate and dense_nonpacked_validate

#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() : */
SEXP dgeMatrix_crossprod(SEXP x, SEXP trans);
SEXP dgeMatrix_dgeMatrix_crossprod(SEXP x, SEXP y, SEXP trans);
SEXP dgeMatrix_matrix_crossprod(SEXP x, SEXP y, SEXP trans);

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_matrix_solve(SEXP a, SEXP b, SEXP classed);
SEXP dgeMatrix_matrix_mm(SEXP a, SEXP b, SEXP classed, SEXP right);
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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