closure
Sign in to saveAlso known as set closure
in a topological space, the smallest closed set containing a given set
Described at

abgeschlossene Hülle - Lexikon der Mathematik
die Menge der Berührungspunkte einer Teilmenge M eines topologischen Raumes X, anders ausgedrückt, der topologische Abschluß einer Teilmenge…
spektrum.de →Link to a page describing this subject · 8,824 chars · not written by Vinony
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- www.spektrum.de/lexikon/mathematik/abgeschlossene-huelle/489
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