Mertens theorem for reciprocal primes
= Mertens theorem for reciprocal primes
{c}
There is an absolute constant $B_1$, the Meissel–Mertens constant, such that
$$
\sum_{p\leq x}\frac1p
=\log\log x+B_1+O\left(\frac1{\log x}\right).
$$
= Mertens theorem for reciprocal primes
{c}
There is an absolute constant $B_1$, the Meissel–Mertens constant, such that
$$
\sum_{p\leq x}\frac1p
=\log\log x+B_1+O\left(\frac1{\log x}\right).
$$