carta
cqrt04.f(3)

cqrt04.f3

Usage

Functions/Subroutines

CQRT04

Function/Subroutine Documentation

subroutine cqrt04 (integer m, integer n, integer nb, real, dimension(6) result)

CQRT04

Purpose:

!>
!> CQRT04 tests CGEQRT and CGEMQRT.
!> 

Parameters

M

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

N

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

NB

!>          NB is INTEGER
!>          Block size of test matrix.  NB <= Min(M,N).
!> 

RESULT

!>          RESULT is REAL array, dimension (6)
!>          Results of each of the six tests below.
!>
!>          RESULT(1) = | A - Q R |
!>          RESULT(2) = | I - Q^H Q |
!>          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 72 of file cqrt04.f.

Author

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