Solution for Exercise 3.29 An or-gate as a compound digital logic device

Exercise 3.29 An or-gate as a compound digital logic device

Code Review

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    #| BEGIN (Write your solution here) |#
(define (or-gate a1 a2 output)
  (let ((a (make-wire))
        (b (make-wire))
        (c (make-wire)))
    (inverter a1 a)
    (inverter a2 b)
    (and-gate a b c)
    (inverter c output)
    'ok))
#| END |#