In the page source, that equation is simply a .png (http://upload.wikimedia.org/math/3/a/7/3a7ad7c610d08c1039ef069c557befa5.png) with alt text; it's not using any fancy equation rendering support in Firefox ...
** Changed in: shadow (Ubuntu) Sourcepackagename: shadow => firefox -- Firefox equation rendering problem in Ubuntu Dapper Drake https://launchpad.net/bugs/51807 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs