MathML/XML Series: Glossary of some XML formats

The world of XML is filled with acronyms and jargon. This article aims to give a brief summary of some XML formats that may be useful or interesting. XML stands for eXtensible Markup Language. Readers who know a little HTML may benefit from the statement ‘XML is like HTML where you can make your own tags’ (almost true; see below on XHTML). For those who don’t XML uses tags to enclose text giving it particular meaning.