/usr/share/axiom-20170501/input/folium.input is in axiom-test 20170501-3.
This file is owned by root:root, with mode 0o644.
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1 2 | draw(curve((t^2-1)/(3*t^2+1),t*(t^2-1)/(3*t^2+1)),_
t = -3..3, [title "Folium of Descartes"])
|