Purpose: 1) Provide composition constants for palindromic schemes
=======     designed to approximate exp(t X+t Y) with [X,[X,[X,Y]]]=0.
         2) A number of MATHEMATCA and MAPLE codes for computing
            these constants to arbitrary precisions.

                           Ren-Cang Li, June 1, 1996
                           na.rcli@na-net.ornl.gov    

Files in this directory:
===== == ==== =========

      RKN.ps       ---  PostScript file that explains ways to do composition
            
Subdirectories:
============== 

     PalinScheme/  --- Composition constants, and codes for computing
                       these constants to arbitrary precisions
                       (MAPLE)

     Palindromic/  --- Codes for deriving determining equations for
                       palindromic conpositions (MATHEMATICA)

     NPalindromic/ --- Codes for deriving determining equations for
                       npalindromic conpositions (MATHEMATICA)

     Lindpcy/      --- Working codes for finding out linear relation-
                       ships among all possible higher fold brackets
                       by a fixed number of X's and a fixed number of 
                       Y's with [X,[X,[X,Y]]]=0.
