A function used to check if two values are equal
> (equal? 2 2)
#t
> (equal? "wallace" "wallace")
#t
> (equal? "wllace" "wallace")
#fA function used to check if two values are equal
> (equal? 2 2)
#t
> (equal? "wallace" "wallace")
#t
> (equal? "wllace" "wallace")
#f