1. On the weak-open images of metric spaces Creator: Li, Zhaowen and Lin, Shou Format: bez média and svazek Type: model:article and TEXT Subject: $g$-metrizable spaces, weak-bases, weak-open mappings, $\sigma $-mappings, $\pi $-mappings, and $cs$-mappings Language: English Description: In this paper, we give characterizations of certain weak-open images of metric spaces. Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public