title: Lisp error: code contains a dotted list, ending with
body: <p>Trying to compute B^e and getting the weird error</p>
  
  <pre><code>*** - code contains a dotted list, ending with B
  </code></pre>
  
  <p>code:</p>
  
  <pre><code>(defun fast-power (B e)
    (cond(zerop e) B
      (t (fast-power(* B B)(- e 1)))
    )
  )
  (write(fast-power 6 3)) 
  </code></pre>