The domain of Booleans, sometimes denoted , consisting of the elements True and False, implemented in the Wolfram Language as Booleans. In the Wolfram Language, a quantity can be tested to determine if it is in the domain of Booleans using Element[e, Booleans].
Booleans
See also
Boolean Algebra, Boolean Function, False, TrueExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Booleans." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Booleans.html