-------------- truthy ^^^^^^^^ Basis Function Combinator bool(x) -> bool Returns True when the argument x is true, False otherwise. The builtins True and False are the only two instances of the class bool. The class bool is a subclass of the class int, and cannot be subclassed. Gentzen diagram. Definition ~~~~~~~~~~ if not basis. Derivation ~~~~~~~~~~ if not basis. Source ~~~~~~~~~~ if basis Discussion ~~~~~~~~~~ Lorem ipsum. Crosslinks ~~~~~~~~~~ Lorem ipsum.