/1\ 2*log|-| \x/ 1 - ----------- 2/1\ 1 + log |-| \x/ ---------------- 2 / 2/1\\ x *|1 + log |-|| \ \x//
/ 2/1\ /1\ \ | 4*log |-| 3*log|-| | | 1 \x/ \x/ | 2*|-1 + ----------- - -------------- + -----------| | 2/1\ 2 2/1\| | 1 + log |-| / 2/1\\ 1 + log |-|| | \x/ |1 + log |-|| \x/| \ \ \x// / --------------------------------------------------- 3 / 2/1\\ x *|1 + log |-|| \ \x//