y G.  LDG &gt;= MAX(1,M).

  H       (input) DOUBLE PRECISION array, dimension (LDH,P)
          The leading PZ-by-P part of this array must contain the
          system output scaling matrix H.

  LDH     INTEGER
          The leading dimension of the array H.  LDH &gt;= MAX(1,PZ).

  RCOND   (output) DOUBLE PRECISION
          The reciprocal condition number of the matrix
          I - alpha*D*F.

  BC      (output) DOUBLE PRECISION array, dimension (LDBC,MV)
          The leading N-by-MV part of this arr