CIPRIME CNIMPR                                                          CNIMPR      1
      COMMON /IMPR/ NSTATE,LYVARB,MAXNIT,NTITER,NTSTEP,IJMCT,IPREDM     CNIMPR      2
     *,NITER,RESTOL,DPFACT,KFIRST,DPCONT,CEFJM,CURTOL,TVAPDC            CNIMPR      3
