dtsqr01.f - Man Page

TESTING/LIN/dtsqr01.f

Synopsis

Functions/Subroutines

subroutine dtsqr01 (tssw, m, n, mb, nb, result)
DTSQR01

Function/Subroutine Documentation

subroutine dtsqr01 (character tssw, integer m, integer n, integer mb, integer nb, double precision, dimension(6) result)

DTSQR01

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 DOUBLE PRECISION 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 dtsqr01.f.

Author

Generated automatically by Doxygen for LAPACK from the source code.

Referenced By

The man page dtsqr01(3) is an alias of dtsqr01.f(3).

Tue Nov 28 2023 12:08:43 Version 3.12.0 LAPACK