Your inner (add1 [x]) is calling add1 with a vector containing x, you
want (add1 x):
(defn add2 [x]
(add1 (add1 x))
HTH
On 10 November 2016 at 14:51, 'Rickesh Bedia' via Clojure
<clojure@googlegroups.com> wrote:
> I have this function:
> (defn add1 [x]
> (+ 1 x))
> which is just a very simple function that adds 1.
>
> I now want to create a new function called add2 that uses add1 twice.
> I have tried
> (defn add2 [x]
> (add1 (add1 [x]))
> but this doesn't work. (Can someone explain why this doesn't work. I think
> its maybe I am calling the function incorrectly)
>
> I have ideas about using recur because I eventually want to create a
> function addn where the function takes arguments n and x and calls add1 n
> times to x
>
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