Source : Free On-Line Dictionary of Computing

Schoonschip
     
         (From the Dutch for "beautiful ship" or
        "clean ship") A program for {symbolic mathematics}, especially
        High Energy Physics, written by M. Veltman of CERN in 1964.
        Schoonschip only does algebra, no derivatives.  It was
        implemented originally in {CDC-6600} and {CDC-7600} {assembly
        language} and currently in {680x0} {assembly language}.
        Latest versions run on {Amiga}, {Atari ST}, {Sun-3} and
        {NeXT}.
     
        It was once maintained by David Williams at the {University of
        Michigan} Physics Department.
     
        {(ftp://archive.umich.edu/physics/schip)}.
     
        (2000-11-14)