Nonstandard Analysis in Topology: Nonstandard and Standard Compactifications

Sergio Salbany, Todor Todorov

\begin{abstrac} Let $(X,T)$ be a topological space, and ${}^{\ast }X$ a non--standard extension of $X$. There is a natural ``standard'' topology ${}^{S}T$ on ${}^{\ast }X$ generated by ${}^{\ast }G$,…