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(Q3962249)
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English
pi-system
family of sets closed under intersection
π-system
pi system
π system
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Statements
subclass of
set system
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non-empty set
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has characteristic
closure
of
intersection
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Identifiers
Freebase ID
/m/0bfkvq
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Microsoft Academic ID
63225836
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ProofWiki ID
Definition:Pi-System
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Sitelinks
Wikipedia
(7 entries)
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dewiki
Π-System
enwiki
Pi-system
eswiki
Sistema pi
frwiki
Pi-système
itwiki
Sistema pi
plwiki
Π-układ
ptwiki
Sistema Pi
Wikibooks
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Wikinews
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Wikiquote
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Wikisource
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Wikiversity
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Wikivoyage
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Multilingual sites
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