From: Kaz Kylheku
Subject: Re: String to list
Date: 
Message-ID: <cf333042.0211141122.119f311d@posting.google.com>
"Yuri Ronin" <····@t2.technion.ac.il> wrote in message news:<············@news.iucc.ac.il>...
> Hello,
> I am rather new in lisp, and I have a next question:
> How can I convert "(3 4)" to list?

(read-from-string "(3 4)")

For more info, like how to trap errors, see:

http://www.lispworks.com/reference/HyperSpec/Body/f_rd_fro.htm