A note on the paper "Contraction mappings in -metric spaces" by Czerwik
arXiv:1709.08447 · doi:10.2478/ausm-2018-0007
Abstract
In this paper we correct an inaccuracy that appears in the proof of Theorem 1. in Czerwik's article "Contraction mappings in -metric spaces.", Acta Math. Inform. Univ. Ostraviensis, 1:5--11, 1993.
3 pages