Lambdatalk ( <a href="https://lambdaway.fr" rel="nofollow">https://lambdaway.fr</a> ) began when I discovered years ago in Steven Levithan, reverse-recursive-pattern this code snippet, a single regular expression, (regexp), and a single line of Javascript.<p>More to see here : <a href="http://lambdaway.fr/workshop?view=levithan" rel="nofollow">http://lambdaway.fr/workshop?view=levithan</a>