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Delta-ring

In mathematics, a non-empty collection of sets R {\displaystyle {\mathcal {R}}} is called a δ-ring (pronounced "delta-ring") if it is closed under union, relative complementation, and countable intersection. The name "delta-ring" originates from the German word for intersection, "Durchschnitt", which is meant to highlight the ring's closure under…

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Delta-ring

Nodes15
Edges14
Triples6
Avg. degree1.87
Density0.133333
Components1

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Delta-ring

Top relations

related to References · 6
Delta-ring → Allan, Cortzen, Eric, From MathWorld, Weisstein, Wolfram Web Resource

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Important terminology

closed sets 𝜎-ring δ-ring countable intersection displaystyle mathcal relative unions family called complementation also mathematics non-empty collection union properties infty

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Delta-ringrelated to ReferencesCortzen0.60section
Delta-ringrelated to ReferencesAllan0.60section
Delta-ringrelated to ReferencesFrom MathWorld0.60section
Delta-ringrelated to ReferencesWolfram Web Resource0.60section
Delta-ringrelated to ReferencesEric0.60section
Delta-ringrelated to ReferencesWeisstein0.60section

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