-unit_init(1, {});
-
-unit_test_equals("sin[0] == 0", ...
- 0, ...
- divided_difference(@sin, 0));
-
-unit_test_equals("sin[0, pi] == 0", ...
- 0, ...
- divided_difference(@sin, [0,pi]));
-
-unit_test_equals("sin[0, pi, 2*pi] == 0", ...
- 0, ...
- divided_difference(@sin, [0,pi,2*pi]));
-
-unit_test_equals("zero order divided_difference_coefficients", ...
- [1], ...
- divided_difference_coefficients([0]));