*  orthogonal matrix Q, the Hessenberg matrix, and the array TAU returned
      INTEGER            CONTEXTC, CSRC_A, IACOL, IAROW, ICOFFA, IROFFA, 
      DOUBLE PRECISION   ANINV, ANORM, COND, MAXQTQNRM, MAXTSTNRM, OVFL, 
*  orthogonal matrix Q, the Hessenberg matrix, and the array TAU returned
      INTEGER            CONTEXTC, CSRC_A, IACOL, IAROW, ICOFFA, IROFFA, 
      REAL               ANINV, ANORM, COND, MAXQTQNRM, MAXTSTNRM, OVFL,