TESTING/LIN/ctsqr01.f(3) | Library Functions Manual | 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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