Remote points in br and p-points in br - r
Chi-Ming Leung · cIRcle (University of British Columbia) · 2011
We are going to study the remote points in βR and the P-points in βR - R. A remote point in βR is a point which is not in the βR chosure of any discrete subset of R. A point p ε βR - R is a P-point of βR - R if every Gδ-set containing p is a neighbourhood of p.