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Author here. I rendered (most of the) equations with QuickLaTeX (https://quicklatex.com/ https://quicklatex.com/), and put the illustrations together in Inkscap
by TivadarDanka 3y ago
Author here. I rendered (most of the) equations with QuickLaTeX (https://quicklatex.com/ https://quicklatex.com/), and put the illustrations together in Inkscape by hand (https://inkscape.org/ https://inkscape.org/).