Extension identifiers for EPUB switch

This document lists common extension identifiers for use with the EPUB® switch element.

This document is informative and not tied to a particular version of the EPUB specification. It is updated periodically as new identifiers are established by the EPUB community.

MathML

The MathML namespace URI http://www.w3.org/1998/Math/MathML is a common identifier for MathML content.