wip: xelatex

doerg/resources/net/deertopia/doerg/prelude.tex

@@ -141,6 +141,7 @@
 \newcommand{\definedto}{≔}
 \newcommand{\equivto}{\simeq}
 \newcommand{\homotopicto}{\sim}
+\newcommand{\homotopyto}{\sim}
 \newcommand{\naturalto}{\Rightarrow}
 \newcommand{\isoto}{\cong}
 \newcommand{\monicto}{\rightarrowtail}