<a href="http://lambdadelta.info/static/matita/lambdadelta/basic_1/pr3/pr3/pr3_confluence.con.html">
Confluence of reduction</a>
(Church-Rosser property).
</li>
<a href="http://lambdadelta.info/static/matita/lambdadelta/basic_1/pr3/pr3/pr3_confluence.con.html">
Confluence of reduction</a>
(Church-Rosser property).
</li>