SHOW

        [GREG1\]SHOW Item

      - SHOW <SET_key>  lists  the  current  value of the associated parame-
        ter(s).
      - SHOW ALL lists the values of all the SET parameters.
      - SHOW PEN lists the current pen definitions (use the  PENCIL  command
        itself for informations on the active pen alone).
      - SHOW PROJECTION lists the current projection used.
      - SHOW [WHERE|LIMITS] [DEGREE|MINUTE|SECOND|RADIAN|ABSOLUTE] shows the
        current pen location and plot region limits in User and Plot coordi-
        nates.  The  second argument modifies the angular units in which the
        user's values are displayed, when a projection is enabled of  course
        (default current angle unit).
      - SHOW without arguments is a synonym of SHOW WHERE.