#include <o2scl/err_hnd.h>
#include <o2scl/cblas.h>
#include <o2scl/permutation.h>
#include <o2scl/vec_arith.h>
Go to the source code of this file.
Definition in file householder_base.h.
Namespaces | |
namespace | o2scl_linalg |
The namespace for linear algebra classes and functions. | |
Functions | |
template<class vec_t > | |
double | householder_transform (const size_t n, vec_t &v) |
Replace the vector v with a householder vector and a coefficient tau that annihilates the last n-1 elements of v . | |
template<class mat_t > | |
double | householder_transform_subcol (mat_t &A, const size_t ir, const size_t ic, const size_t n) |
Compute the householder transform of a vector formed with the last n rows of a column of a matrix. | |
template<class vec_t , class mat_t > | |
int | householder_hm (const size_t M, const size_t N, double tau, const vec_t &v, mat_t &A) |
Apply a householder transformation v,tau to matrix m. | |
template<class mat_t > | |
int | householder_hm_sub (mat_t &M, const size_t ir, const size_t ic, const size_t nr, const size_t nc, const mat_t &M2, const size_t ir2, const size_t ic2, double tau) |
Apply a householder transformation v , tau to submatrix of m. | |
template<class vec_t , class vec2_t > | |
int | householder_hv (const size_t N, double tau, const vec_t &v, vec2_t &w) |
Apply a householder transformation v to vector w . | |
template<class mat_t , class vec_t > | |
int | householder_hv_sub (const mat_t &M, vec_t &w, double tau, const size_t ie, const size_t N) |
Apply a householder transformation v to vector w . | |
template<class mat1_t , class mat2_t > | |
int | householder_hm_sub2 (const size_t M, const size_t ic, double tau, const mat1_t &mv, mat2_t &A) |
Special version of householder transformation for QR_unpack(). |
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