OUTINES NEEDED--SQRT, DEXP.</span>
<span class="c">!     MODE OF INTERNAL OPERATIONS-- AND DOUBLE PRECISION.</span>
<span class="c">!     COMMENT--THE  TAIL LENGTH</span>
<span class="c">!              PARAMETER ALAMBA IS     NOT     RESTRICTED</span>
<span class="c">!              TO ONLY INTEGER VALUES.</span>
<span class="c">!              ALAMBA CAN BE SET TO ANY POSITIVE REAL</span>
<span class="c">!              VALUE--INTEGER OR NON-INTEGER.</span>
<span class="c">!            --NOTE THAT EVEN THOUGH