(defn add3 [a] (+ a 3)) (assert (= '(4 5 6) (map add3 '(1 2 3)))) (assert (= [4 5 6] (map add3 [1 2 3]))) (assert (= (apply (fn [a b] (* 2 a b)) [1 2]) 4)) (assert (= (apply (fn [a b] (* 2 a b)) '(1 2)) 4))