User:Caliburn/s/ant

Arithmetic Functions and Basic Estimates

 * User:Caliburn/s/4 - $\sum_{d \divides n} \size {\map \mu d}$
 * User:Caliburn/s/5 - $\sum_{m \le x} \map \Lambda m/m = \log x + \map \OO 1$
 * User:Caliburn/s/9 - order of quantity of numbers divisible by certain number
 * User:Caliburn/s/12 - $\sum_{p \le x} \log p/p = \log x + \map \OO 1$
 * $\ds \sum_{p \le x} \frac 1 p = \map \log {\log x} + \map \OO 1$
 * /Truncated Perron Formula

Zeta Function

 * $\ds \map \zeta s = \sum_{n \le x} \frac 1 {n^s} + \frac {x^{1 - s} } {s - 1} + \map \OO {\cmod s x^{-\sigma} }$