TESTING/LIN/ctsqr01.f(3)

NAME
TESTING/LIN/ctsqr01.f

SYNOPSIS

  Functions/Subroutines
subroutine ctsqr01 (tssw, m, n, mb, nb, result)
CTSQR01

Function/Subroutine Documentation

  subroutine ctsqr01 (character tssw, integer m, integer n, integer mb, integer nb, real, dimension(6) result)

CTSQR01

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 81 of file ctsqr01.f.

Author

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