`eval'
------

eval(OBJ[,PREC])
     :: OBJ $@$NCM$NI>2A(J.

RETURN
     $@?t$"$k$$$O<0(J
OBJ
     $@0lHL$N<0(J
PREC
     $@@0?t(J

   * OBJ $@$K4^$^$l$kH!?t$NCM$r2DG=$J8B$jI>2A$9$k(J.
   * $@7W;;$O(J PARI (*Note pari::) $@$,9T$&(J.
   * PREC $@$r;XDj$7$?>l9g(J, $@7W;;$O(J, 10 $@?J(J PREC $@7eDxEY$G9T$o$l$k(J. PREC $@$N(J
     $@;XDj$,$J$$>l9g(J, $@8=:_@_Dj$5$l$F$$$k@:EY$G9T$o$l$k(J. (*Note
     setprec::)
   * $@07$($kH!?t$O(J, $@<!$NDL$j(J.
          `sin', `cos', `tan',

          `asin', `acos', `atan',

          `sinh', `cosh', `tanh',

          `asinh', `acosh', `atanh',

          `exp', `log', `pow(a,b) (a^b)'
   * $@0J2<$N5-9f$r?t$H$7$FI>2A$G$-$k(J.
     @i
          $@5u?tC10L(J
     @pi
          $@1_<~N((J
     @e
          $@<+A3BP?t$NDl(J

     [118] eval(exp(@pi*@i));   
     -1.0000000000000000000000000000
     [119] eval(2^(1/2));
     1.414213562373095048763788073031
     [120] eval(sin(@pi/3));
     0.86602540378443864674620506632
     [121] eval(sin(@pi/3)-3^(1/2)/2,50);
     -2.78791084448179148471 E-58

$@;2>H(J
     `ctrl', `setprec', `pari'

