Funciones algebraicas

Lo mejor es enlazar con el otro foro:
http://leonsotelo.wordpress.com/2008/02/23/funciones-y-numeros-algebraicos/

http://mathworld.wolfram.com/AlgebraicExpression.html
Algebraic Expression.(Eric Weisstein)
An algebraic expression in variables is an expression constructed with the variables and algebraic numbers using addition, multiplication, and rational powers.