https://www.tug.org/interest.html#free
\tiny \scriptsize \footnotesize \small \normal \large \Large \LARGE \huge
Create gif
% dvisvgm --pdf % magick convert -dispose previous -density 300 -delay 4 -loop 0 -alpha remove main.pdf test.gif
\usepackage{luacode} % Include in preamble
\begin{luacode*}
-- Lua code
function f(x)
return
end
-- Generate tex
function print()
tex.sprint()
end
\end{luacode*}