Characterized by allowing only integer values.
Diophantine
See also
Catalan's Diophantine Problem, Diophantine Equation, Diophantine Set, Multigrade Equation, Prime Diophantine Equations, Prouhet-Tarry-Escott ProblemExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Diophantine." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Diophantine.html