/usr/share/axiom-20170501/input/tschirn.input is in axiom-test 20170501-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 | draw(curve(3*(t^2-3),t*(t^2-3)),t = -3..3, [title "Tschirnhausen's Cubic"])
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