On a local form of a functional equation with the harmonic mean

Bibliographic Details
Main Author: Kostyrko, Pavel, 1941-2020 (Author)
Format: Article
Language:English
PhysicalDescription:Res. slov., rus., lit. 5 zázn. v angl.
Subjects:
Description
Physical Description:Res. slov., rus., lit. 5 zázn. v angl.