ill be singular.

  In the case of equation (1) the matrix A must be stable (that
  is, all the eigenvalues of A must have negative real parts),
  and for equation (2) the matrix A must be convergent (that is,
  all the eigenvalues of A must lie inside the unit circle).

</PRE>
<A name="Specification"><B><FONT SIZE="+1">Specification</FONT></B></A>
<PRE>
      SUBROUTINE SB03OU( DISCR, LTRANS, N, M, A, LDA, B, LDB, TAU, U,
     $                   LDU, SCALE, DWORK, LDWORK, INFO )
C     .. Scalar Arguments 