`conj', `real', `imag'
----------------------

real(COMP)
     :: COMP $@$N<B?tItJ,(J.
imag(COMP)
     :: COMP $@$N5u?tItJ,(J.
conj(COMP)
     :: COMP $@$N6&LrJ#AG?t(J.

RETURN COMP
     $@J#AG?t(J

   * $@J#AG?t$KBP$7(J, $@<BIt(J, $@5uIt(J, $@6&Lr$r5a$a$k(J.
   * $@$3$l$i$O(J, $@B?9`<0$KBP$7$F$bF/$/(J.

     [111] A=(2+@i)^3; 
     (2+11*@i)
     [112] [real(A),imag(A),conj(A)];
     [2,11,(2-11*@i)]

