Copyright © 2001 William F. Hammond
This is an XHTML document that uses the MathML and Ruby extensions of basic XHTML markup.
The square of x is entered here using MathML:
Here is a displayed form of the Weierstrass infinite product expansion of the gamma function.
This web page is offered as an example of a fully functioning XHTML 1.1 plus MathML 2.0 document that is both safe and usable in a wide array of legacy web browsers such as NetScape 4.5 and lynx 2.8 (rel 2).