/usr/share/axiom-20170501/input/sinsin2.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(sin(x) * sin(y),x = 20*%pi..22*%pi, y = 20*%pi..22*%pi)