1 ## Test the optimal point.
3 unit_test_equals("powell1([0;0;0;0]) == 0", ...
7 ## It should fail with the wrong number of coordinates.
9 unit_test_equals("powell1 fails with too few coordinates", ...
13 f = powell1([1;2;3;4;5]);
14 unit_test_equals("powell1 fails with too many coordinates", ...