#puts tex_text

File.open("./#{@name}_tmp.tex", "w") do |f|
f.puts(tex_text)
end

sleep 3

`mv ./#{@name}_tmp.tex ./#{@name}.tex`
`lualatex ./#{@name}.tex`
`lualatex ./#{@name}.tex`
`lualatex ./#{@name}.tex`
`evince ./#{@name}.pdf`
`rm ./#{@name}.out ./#{@name}.toc ./#{@name}.aux ./#{@name}.log ./tmp.tex`

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