Hi, Does anyone know how to render the "hat" over a letter in LON-CAPA/XML to designate a unit vector? Thanks, Gene L. Harding, PE Associate Professor of ECET 574-520-4190 -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://mail.lon-capa.org/pipermail/lon-capa-users/attachments/20180306/f0a9b7c0/attachment.html>