`alg'
-----

alg(I)
     :: $B%$%s%G%C%/%9$KBP1~$9$k(B `root' $B$rJV$9(B.

RETURN
     $BBe?tE*?t(B (`root')

I
     $B@0?t(B

   * `root' `#I' $B$rJV$9(B.

   * `#I' $B$O%f!<%6$,D>@\F~NO$G$-$J$$$?$a(B, `alg(I)' $B$H(B $B$$$&7A$GF~NO$9$k(B.

     [2] x+#0;
     syntax error
     0
     [3] alg(0);
     (#0)

$B;2>H(B
     *Note `newalg': newalg, *Note `algv': algv

