fortran-lapack
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la_lapack::gelss Interface Reference

GELSS: computes the minimum norm solution to a complex linear least squares problem: Minimize 2-norm(| b - A*x |). using the singular value decomposition (SVD) of A. A is an M-by-N matrix which may be rank-deficient. Several right hand side vectors b and solution vectors x can be handled in a single call; they are stored as the columns of the M-by-NRHS right hand side matrix B and the N-by-NRHS solution matrix X. The effective rank of A is determined by treating as zero those singular values which are less than RCOND times the largest singular value. More...

Public Member Functions

 la_cgelss
 
 la_dgelss
 
 la_qgelss
 
 la_sgelss
 
 la_wgelss
 
 la_zgelss
 

Detailed Description

GELSS: computes the minimum norm solution to a complex linear least squares problem: Minimize 2-norm(| b - A*x |). using the singular value decomposition (SVD) of A. A is an M-by-N matrix which may be rank-deficient. Several right hand side vectors b and solution vectors x can be handled in a single call; they are stored as the columns of the M-by-NRHS right hand side matrix B and the N-by-NRHS solution matrix X. The effective rank of A is determined by treating as zero those singular values which are less than RCOND times the largest singular value.

Member Function/Subroutine Documentation

◆ la_cgelss()

la_lapack::gelss::la_cgelss

◆ la_dgelss()

la_lapack::gelss::la_dgelss

◆ la_qgelss()

la_lapack::gelss::la_qgelss

◆ la_sgelss()

la_lapack::gelss::la_sgelss

◆ la_wgelss()

la_lapack::gelss::la_wgelss

◆ la_zgelss()

la_lapack::gelss::la_zgelss

The documentation for this interface was generated from the following file: