\NeedsTeXFormat{LaTeX2e} \ProvidesPackage{syd-plex}[2025/12/01 Configure IBM Plex fonts] % Redefine some commands to make unicode-math work lol. See ยง3.1 of the % unicode-math manual. \renewcommand*{\mathrm}[1]{\symup{#1}} \RequirePackage{plex-otf} \RequirePackage{xeCJK} \setmathfont{IBM Plex Math} \setmainfont{IBM Plex Serif} \setCJKmainfont{IBM Plex Sans KR} % Use sans-serif for \operatorname \setoperatorfont\mathsf