> 2/3
2/3
> 2.0/3.0
[image] [image] 2.0/3.0: undefined;
 cannot reference an identifier before its definition
> (/ 2 3)
2/3
> (/ 2.0 3.0)
0.6666666666666666
> else
[image] else: not allowed as an expression in: else
> (and)
#t
> (+)
0
> (*)
1
> (or)
#f