An algebraic expression in variables 
is an expression constructed with the variables
and algebraic numbers using addition, multiplication,
and rational powers.
Algebraic Expression
See also
Algebraic EquationExplore with Wolfram|Alpha
References
Strzebonski, A. "Solving Algebraic Inequalities." Mathematica J. 7, 525-541, 2000.Referenced on Wolfram|Alpha
Algebraic ExpressionCite this as:
Weisstein, Eric W. "Algebraic Expression." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/AlgebraicExpression.html