Chvalina, J.; Sekanina, M. Realizations of closure spaces by set systems. (English) Zbl 0335.54001 Gen. Topol. Relat. mod. Anal. Algebra III, Proc. 3rd Prague Topol. Symp. 1971, 85-87 (1972). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 Document MSC: 54A05 Topological spaces and generalizations (closure spaces, etc.) 18B15 Embedding theorems, universal categories PDF BibTeX XML Full Text: EuDML OpenURL