log(y) 1 - ------------ 2 -1 + log (y) ------------------ _____________ / 2 y*\/ 1 - log (y)
2 1 3*log (y) -1 - ------------ + --------------- 2 2 -1 + log (y) / 2 \ \-1 + log (y)/ ----------------------------------- _____________ 2 / 2 y *\/ 1 - log (y)