C-XSC Staggered Precision Interval Arithmetics: 
(C) Institut fuer Angewandte Mathematik, 
    Universitaet Karlsruhe, Germany

    Wissenschaftliches Rechnen/Softwaretechnologie, 
    Universitaet GH Wuppertal, Germany

    http://www.xsc.de/

This module introduces long interval of arbitrary precision into Rascal. You
may construct long intervals using the constructor 'LInterval(...)' out of
other data types. You can set the accuracy of this datatype using the 
'Stagprec(n)' function as multiples of the accuracy of the double datatype.