I recently tried to write the name of the French mathematician Gâteaux in the correct way, i.e. with a circumflex over the first 'a'.

Using MathJax formatting inside inline math or in formula, that is no problem, but how do I do that outside, not using MathJax?

`Gâteaux`

. $\endgroup$ – Todd Trimble♦ Dec 29 '16 at 11:50