Bateman, Paul T. Theorems implying the non-vanishing of \(\sum \chi(m)m^{-1}\) for real residue-characters. (English) Zbl 0228.10021 J. Indian Math. Soc., n. Ser. 23, 101-115 (1961). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 Document MSC: 11M20 Real zeros of \(L(s, \chi)\); results on \(L(1, \chi)\) 11L40 Estimates on character sums 11N13 Primes in congruence classes PDF BibTeX XML Cite \textit{P. T. Bateman}, J. Indian Math. Soc., New Ser. 23, 101--115 (1961; Zbl 0228.10021)