Cliff from the more-document-formats-than-you-can-shake-a-stick-@ dept.
Cactvs142 asks: "Have to make a choice for writing my science report in chemistry. I want to use XML and end up with PDF, so Word (etc.) and LaTex fail. It comes down to this choice: DocBook or TEI.
DocBook is used by O'Reilly, but TEI already supports MathML. Which one is the better choice?"
Quantum Mechanics is a lovely introduction to Hilbert Spaces!
-- Overheard at last year's Archimedeans' Garden Party