I do not believe MathML is part of the 2.0 spec but should be in 3.0 I believe. Anyway, it won't be understood by current reading software. At this time you need to use SVG or capture it as an image.
Read about MathML in our wiki. It includes a pointer to a converter.
Last edited by DaleDe; 02-05-2011 at 05:22 PM.