Also set-valued functions do not like iterative roots
Witold Jarczyk
University of Zielona Góra, PolandWeinian Zhang
Sichuan University, China
Cite this article
Witold Jarczyk, Weinian Zhang, Also set-valued functions do not like iterative roots. Elem. Math. 62 (2007), no. 2, pp. 73–80
DOI 10.4171/EM/57