This should work:

(defn mult-list-by-lists [a b]
  (let [mult-lists (fn [x y] (map * x y))]
    (map #(mult-lists a %) b)))

On Aug 19, 5:56 pm, Glen Rubin <rubing...@gmail.com> wrote:
> I want to multiply a list of n items by h lists of n items, so that
> for example if i have list 'a' and 'b'
>
> (def a (list 1 2 3))
> (def b (list '(4 5 6) '(7 8 9)))
>
> when multiplied I will get:
>
> ((4 10 18) (7 16 27))

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