On derivation of some sums of certain infinite series
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Institute of Mathematics of the Czech Academy of Sciences
Abstract
953 k tomu, e lze souet nekonen ady, jej len u n jest racionalnou funkc indexu rc, vdy vyjditi pomoc derivac funkce log r(x), ano e v jistch ppadech lze souet ten vy sliti elementarnmi funkcemi, toti logarithmy a funkcemi goniometrickmi