 VARIABLE NAME</span>
<span class="c">!              IN THE FOURTH ARGUMENT AS USED IN THE FIRST</span>
<span class="c">!              ARGUMENT IN THE CALLING SEQUENCE TO THIS</span>
<span class="c">!              DISCR2 SUBROUTINE--NO CONFLICT WILL RESULT</span>
<span class="c">!              IN THE INTERNAL OPERATION OF THE     DISCR2</span>
<span class="c">!              SUBROUTINE.  FOR EXAMPLE, IT IS PERMISSIBLE</span>
<span class="c">!              TO HAVE        CALL DISCR2(X,N,10,X)</span>
<span cla