> (define (+1 x) x) readline::57: define: bad syntax (not an identifier for procedure name, and not a nested procedure form) at: 1 in: (define (1 x) x)
> (define (-1 x) x) readline::75: define: bad syntax (not an identifier for procedure name, and not a nested procedure form) at: -1 in: (define (-1 x) x) I guess +1 and -1 are parsed as numbers, which aren't included as identifiers. Is this fixable?
