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)abbrev package GUESSAN GuessAlgebraicNumber
++ References: 
++ Rube06 Extended rate, more GFUN
++ Hebi10 Extended Rate, more GFUN
++ Description:
++ This package exports guessing of sequences of rational functions

GuessAlgebraicNumber() == Guess(AlgebraicNumber, AlgebraicNumber, 
                           Expression Integer, 
                           AlgebraicNumber,
                           id$MappingPackage1(AlgebraicNumber), 
                           coerce$Expression(Integer))