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/home/abuild/rpmbuild/BUILD/lapack-3.12.0/TESTING/LIN/stsqr01.f(3) Library Functions Manual /home/abuild/rpmbuild/BUILD/lapack-3.12.0/TESTING/LIN/stsqr01.f(3)

NAME

/home/abuild/rpmbuild/BUILD/lapack-3.12.0/TESTING/LIN/stsqr01.f

SYNOPSIS

Functions/Subroutines


subroutine STSQR01 (tssw, m, n, mb, nb, result)
STSQR01

Function/Subroutine Documentation

subroutine STSQR01 (character tssw, integer m, integer n, integer mb, integer nb, real, dimension(6) result)

STSQR01

Purpose:

!>
!> DTSQR01 tests DGEQR , DGELQ, DGEMLQ and DGEMQR.
!>

Parameters

TSSW 

!>          TSSW is CHARACTER
!>          'TS' for testing tall skinny QR
!>               and anything else for testing short wide LQ
!>

M

!>          M is INTEGER
!>          Number of rows in test matrix.
!>

N

!>          N is INTEGER
!>          Number of columns in test matrix.
!>

MB

!>          MB is INTEGER
!>          Number of row in row block in test matrix.
!>

NB

!>          NB is INTEGER
!>          Number of columns in column block test matrix.
!>

RESULT

!>          RESULT is REAL array, dimension (6)
!>          Results of each of the six tests below.
!>
!>          RESULT(1) = | A - Q R | or | A - L Q |
!>          RESULT(2) = | I - Q^H Q | or | I - Q Q^H |
!>          RESULT(3) = | Q C - Q C |
!>          RESULT(4) = | Q^H C - Q^H C |
!>          RESULT(5) = | C Q - C Q |
!>          RESULT(6) = | C Q^H - C Q^H |
!>

Author

Univ. of Tennessee

Univ. of California Berkeley

Univ. of Colorado Denver

NAG Ltd.

Definition at line 83 of file stsqr01.f.

Author

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Version 3.12.0 LAPACK