2 2*x - ------------- + 2*x*acos(2*x) __________ / 2 \/ 1 - 4*x
/ 3 \ | 4*x 4*x | 2*|- ------------- - ------------- + acos(2*x)| | __________ 3/2 | | / 2 / 2\ | \ \/ 1 - 4*x \1 - 4*x / /
/ / 2 \\ | 2 | 12*x || | 2*x *|-1 + ---------|| | 2 | 2|| | 12*x \ -1 + 4*x /| 4*|-3 - -------- + ---------------------| | 2 2 | \ 1 - 4*x 1 - 4*x / ----------------------------------------- __________ / 2 \/ 1 - 4*x