On decompositions of continuity via idealization

Semi-Open Sets and Semi-Continuity in Topological Spaces

Norman Levine · American Mathematical Monthly · 1963 · 1.3K citations

Natural Sciences, Mathematics, Set Theory +6

On some classes of nearly open sets

Olav Njåstad · Pacific Journal of Mathematics · 1965 · 1.1K citations · Full text

Natural Sciences, Mathematics, Discrete Mathematics +8

Semi-Open Sets and Semi-Continuity in Topological Spaces

Norman Levine · American Mathematical Monthly · 1963 · 642 citations

Natural Sciences, Mathematics, Set Theory +6

New Topologies from Old via Ideals

Dragan Janković, T. R. Hamlet · American Mathematical Monthly · 1990 · 427 citations

Education, Higher Education, Higher Education History +4

α-Continuous and α-open mappings

A.S. Mashhour, I. A. Hasanein, S. N. El-Deeb · Acta Mathematica Academiae Scientiarum Hungaricae · 1983 · 217 citations

Natural Sciences, Mathematics, Topology +6