Exercise 1.1

gistfile1.txt

SICP 1.1
10
=> 10
(+ 5 3 4)
=> 12
(- 9 1)
=> 8
(/ 6 2)
=> 3
(+ (* 2 4) (- 4 6))
=> 6
(define a 3)
=> a
(define b (+ a 1))
=> b
(+ a b (* a b))
=> 19
(= a b)
=> #f
(if (and (> b a) (< b (* a b))) 
    b 
    a)
=> 4
(cond ((= a 4) 6) 
      ((= b 4) (+ 6 7 a)) 
      (else 25))
=> 16
(+ 2 (if (> b a) b a))
=> 6
(* (cond ((> a b) a) 
         ((< a b) b) 
         (else -1)) 
   (+ a 1)) 
=> 16