@extract -b incpath.inc
@extract -b @(incd)/type.inc type=@(@type)
@ROUT posv
PROGRAM LA_@(pre)POSV_ET_EXAMPLE
@extract -b @(incd)/header.inc -case0
!  .. Use Statements
   USE LA_PRECISION, ONLY: WP => @(upr)P
   USE F90_LAPACK, ONLY: LA_POSV
!  .. Implicit Statement ..
   IMPLICIT NONE
!  .. Parameters ..
 @type sreal dreal
      CHARACTER(LEN=*), PARAMETER :: FMT = '(8(1X,F10.3))'
 @type scplx dcplx
      CHARACTER(LEN=*), PARAMETER :: FMT = '(4(1X,1H(,F7.3,1H,,F7.3,1H):))'
 @type !
   INTEGER, PARAMETER :: NIN=5, NOUT=6
!  .. Local Scalars ..
   INTEGER :: I, J, INFO, N, NRHS
!  .. Local Arrays ..
   @(type)(WP), ALLOCATABLE :: A(:,:), B(:,:)
   REAL(WP), ALLOCATABLE :: AA(:,:), BB(:,:)
!  .. Executable Statements ..
   WRITE (NOUT,*) '@(pre)POSV ET_Example Program Results.'
   READ ( NIN, * )   ! Skip heading in data file
   READ ( NIN, * ) N, NRHS
   PRINT *, 'N = ', N, ' NRHS = ', NRHS
   ALLOCATE ( A(N,N), AA(N,N), B(N,NRHS), BB(N,NRHS) )
!
        READ (NIN, *) AA
      DO J = 1, NRHS
         BB(:,J) = SUM( AA, DIM=2)*J
      ENDDO
      DO I = 2, N
         AA(I,1:I-1) = 0.0_WP
      ENDDO
!
   A=AA; B=BB
      WRITE(NOUT,*) 'The matrix A:'
      DO I = 1, N
        WRITE (NOUT,*) 'I = ', I; WRITE (NOUT,FMT) A(I,:)
      ENDDO
      WRITE(NOUT,*) 'The RHS matrix B:'
      DO J = 1, NRHS
        WRITE (NOUT,*) 'RHS', J; WRITE (NOUT,FMT) B(:,J)
      ENDDO
!
   WRITE ( NOUT, * )'---------------------------------------------------------'
   WRITE ( NOUT, * )
   WRITE ( NOUT, * )'Details of LA_@(pre)POSV LAPACK Subroutine Results.'
   WRITE ( NOUT, * )
!
   WRITE(NOUT,*)
   WRITE(NOUT,*) 'CALL LA_POSV(A, B )'
   A=AA; B=BB
   IF (NRHS .GT. 1) THEN
      CALL LA_POSV( A, B )
   ELSE
      CALL LA_POSV( A, B(1:N,1) )
   END IF
   WRITE(NOUT,*)'   B - the solution vectors computed by LA_POSV:'
   DO J = 1, NRHS
      WRITE (NOUT,FMT) B(:,J)
   END DO
! 
   WRITE(NOUT,*)
   WRITE(NOUT,*) 'CALL LA_POSV( A, B, ''L'' )'
   A=TRANSPOSE(AA); B=BB
   CALL LA_POSV( A, B, 'L' )
   WRITE(NOUT,*)'   B - the solution vectors computed by LA_POSV:'
   DO J = 1, NRHS
      WRITE (NOUT,FMT) B(:,J)
   END DO
   A=AA; B=BB
   CALL LA_POSV( A, B(1:N,1), 'U', INFO )
   WRITE(NOUT,*)'B - the solution vectors computed by LA_POSV, INFO = ', INFO
   WRITE (NOUT,FMT) B(1:N,1)
!
END PROGRAM LA_@(pre)POSV_ET_EXAMPLE