.Let f be a function from X to Y.8 If X is first countable, which of the following conditions on fimplies that Y is firs
Posted: Tue Sep 07, 2021 7:10 am
.Let f be a function from X to Y.8 If X is first countable, which of the following conditions on fimplies that Y is first countable * (1 نقطة) homeomorphism continuous, onto open o open, onto continuous, open