\font\SILmfont={[/usr/local/texlive/2024/texmf-dist/fonts/opentype/public/xcharter-math/XCharter-Math-Bold.otf]:+clig;+liga;+tlig;+ssty}\SILmfont
\def\SILmfontname{XCharter Math Bold; Math Script Style Alternates}%
