<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "xhtml-local.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>XHTML Doctype Example 1</title> </head> <body> <div> <span id="sqrt">√</span> <span id="lang">⟨</span> </div> </body> </html>