/ log(x) \ x + log|x + -------, 10| \ log(10) /
x + log(x + log(x)/log(10), 10)
/ 2\ | / 1 \ | | |1 + ---------| | | 1 \ x*log(10)/ | -|---------- + ----------------| | 2 log(x) | |x *log(10) x + ------- | \ log(10) / --------------------------------- log(x) x + ------- log(10)
3 / 1 \ / 1 \ 2*|1 + ---------| 3*|1 + ---------| 2 \ x*log(10)/ \ x*log(10)/ ---------- + ------------------ + ------------------------ 3 2 2 / log(x)\ x *log(10) / log(x)\ x *|x + -------|*log(10) |x + -------| \ log(10)/ \ log(10)/ ---------------------------------------------------------- log(x) x + ------- log(10)