PaStiX Handbook
6.3.2
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#include "common.h"
#include <cblas.h>
#include <lapacke.h>
#include "common/frobeniusupdate.h"
#include "blend/solver.h"
#include "pastix_zcores.h"
#include "pastix_zlrcores.h"
#include "z_nan_check.h"
Go to the source code of this file.
Functions | |
int | core_zrqrrt (double tol, pastix_int_t maxrank, pastix_int_t nb, pastix_int_t m, pastix_int_t n, pastix_complex64_t *A, pastix_int_t lda, pastix_complex64_t *tau, pastix_complex64_t *B, pastix_int_t ldb, pastix_complex64_t *tau_b, pastix_complex64_t *work, pastix_int_t lwork, double normA) |
Compute a randomized QR factorization with rotation technique. More... | |
pastix_fixdbl_t | core_zge2lr_rqrrt (int use_reltol, pastix_fixdbl_t tol, pastix_int_t rklimit, pastix_int_t m, pastix_int_t n, const void *A, pastix_int_t lda, pastix_lrblock_t *Alr) |
Convert a full rank matrix in a low rank matrix, using RQRRT. More... | |
PaStiX Rank-revealing QR kernel based on randomization technique with rotation.
Definition in file core_zrqrrt.c.