CLSETS tests CGGLSE - a subroutine for solving linear equality


 constrained least square problem (LSE).

M

          M is INTEGER


          The number of rows of the matrix A.  M >= 0.

P

          P is INTEGER


          The number of rows of the matrix B.  P >= 0.

N

          N is INTEGER


          The number of columns of the matrices A and B.  N >= 0.

A

          A is COMPLEX array, dimension (LDA,N)


          The M-by-N matrix A.

AF

          AF is COMPLEX array, dimension (LDA,N)

LDA

          LDA is INTEGER


          The leading dimension of the arrays A, AF, Q and R.


          LDA >= max(M,N).

B

          B is COMPLEX array, dimension (LDB,N)


          The P-by-N matrix A.

BF

          BF is COMPLEX array, dimension (LDB,N)

LDB

          LDB is INTEGER


          The leading dimension of the arrays B, BF, V and S.


          LDB >= max(P,N).

C

          C is COMPLEX array, dimension( M )


          the vector C in the LSE problem.

CF

          CF is COMPLEX array, dimension( M )

D

          D is COMPLEX array, dimension( P )


          the vector D in the LSE problem.

DF

          DF is COMPLEX array, dimension( P )

X

          X is COMPLEX array, dimension( N )


          solution vector X in the LSE problem.

WORK

          WORK is COMPLEX array, dimension (LWORK)

LWORK

          LWORK is INTEGER


          The dimension of the array WORK.

RWORK

          RWORK is REAL array, dimension (M)

RESULT

          RESULT is REAL array, dimension (2)


          The test ratios:


            RESULT(1) = norm( A*x - c )/ norm(A)*norm(X)*EPS


            RESULT(2) = norm( B*x - d )/ norm(B)*norm(X)*EPS

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