All's in the title. Both with 1.5.0 and the current HEAD (with which the screenshot was produced)
title("$\\left(1.234\\right)$")

Yes, I know \left and \right are not necessary here. OTOH some code that generates LaTeX strings (e.g. the uncertainties packages, where I noticed this first) just always use \left and \right as that avoids having to parse the contents to know whether they're needed, which seems fair game.
All's in the title. Both with 1.5.0 and the current HEAD (with which the screenshot was produced)
Yes, I know \left and \right are not necessary here. OTOH some code that generates LaTeX strings (e.g. the uncertainties packages, where I noticed this first) just always use \left and \right as that avoids having to parse the contents to know whether they're needed, which seems fair game.