/ 1 2*x \ 4*|--------------------- - -------------| |/ 2\ 3/2| |\-1 + 4*x /*acos(2*x) / 2\ | \ \1 - 4*x / / ----------------------------------------- acos(2*x)
/ 2 \ | 1 2 12*x 6*x | -8*|------------- + ------------------------ + ------------- + ----------------------| | 3/2 3/2 5/2 2 | |/ 2\ / 2\ 2 / 2\ / 2\ | \\1 - 4*x / \1 - 4*x / *acos (2*x) \1 - 4*x / \-1 + 4*x / *acos(2*x)/ -------------------------------------------------------------------------------------- acos(2*x)