Czerwik, Stefan On the existence and uniqueness of convex solutions of a functional equation in the indeterminate case. (English) Zbl 0284.39010 Ann. Pol. Math. 30, 5-8 (1974). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 Review MSC: 39B05 General theory of functional equations and inequalities PDFBibTeX XMLCite \textit{S. Czerwik}, Ann. Pol. Math. 30, 5--8 (1974; Zbl 0284.39010) Full Text: DOI