Open Access
1951 On N. Matsuyama's closure operators on general neighbourhood spaces
Sitiro Hanai
Tohoku Math. J. (2) 3(1): 45-47 (1951). DOI: 10.2748/tmj/1178245556
First Page PDF

Sorry, your browser doesn't support embedded PDFs, Download First Page

Vol.3 • No. 1 • 1951
Back to Top