LAPACK 3.12.0
LAPACK: Linear Algebra PACKage
Functions
gelst: least squares using QR/LQ with T matrix
LAPACK » Least squares » Standard least squares, min || Ax - b ||_2
Collaboration diagram for gelst: least squares using QR/LQ with T matrix:

Functions

subroutine cgelst (TRANS, M, N, NRHS, A, LDA, B, LDB, WORK, LWORK, INFO)
  CGELST solves overdetermined or underdetermined systems for GE matrices using QR or LQ factorization with compact WY representation of Q. More...
 
subroutine dgelst (TRANS, M, N, NRHS, A, LDA, B, LDB, WORK, LWORK, INFO)
  DGELST solves overdetermined or underdetermined systems for GE matrices using QR or LQ factorization with compact WY representation of Q. More...
 
subroutine sgelst (TRANS, M, N, NRHS, A, LDA, B, LDB, WORK, LWORK, INFO)
  SGELST solves overdetermined or underdetermined systems for GE matrices using QR or LQ factorization with compact WY representation of Q. More...
 
subroutine zgelst (TRANS, M, N, NRHS, A, LDA, B, LDB, WORK, LWORK, INFO)
  ZGELST solves overdetermined or underdetermined systems for GE matrices using QR or LQ factorization with compact WY representation of Q. More...
 

Detailed Description