/usr/share/axiom-20170501/input/cone.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 2 | -- graph of a cone
draw(surface(u*cos(v),u*sin(v),u),u = -3..3,v = 0..2*%pi,[title "Cone"])
|