Let's check out jqMath , the mathematical expression library. The jqMath is written by Dave Barton and licensed under the same license as jQuery , MIT license . It will show great mathematical expression structure on browser that supports MathML (Mathematical Markup Language) and provide fallback using CSS if the browser doesn't support it. Browsers which currently support MathML are: All Gecko based (Firefox, Firefox for Android, Camino, Galeon, etc) Amaya (W3C browser) Latest Safari + iOS Safari Latest Blackberry browser Chrome apparently dropped MathML feature since the 25 th version, which also affected all browsers that use the Chromium engine, such as Yandex. Therefore, I tinkered this demo (iframe) page on Firefox. When I tested it on Chrome, because it doesn't have MathML module, jqMath automatically used the CSS and native HTML elements fallback. Advantage jqMath doesn't provide images fallback for substituting the chara...