empty set

set (in mathematics) containing no elements
rdfs:label
"empty set"@en
skos:altLabel
"null set"@en
schema:description
"set (in mathematics) containing no elements"@en
schema:dateModified "2026-09-27T20:33:19+00:00"^^xsd:dateTime
schema:version 2550158589
wikibase:identifiers 14
wikibase:sitelinks 76
wikibase:statements 36
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wd:statement/Q226183-bbd19872-4d2c-48b3-c927-a89bd3435ed7
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wd:statement/Q226183-a6f5eafb-4d66-d64f-c400-ae88fa5d32a2
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p:P31 wd:statement/Q226183-13129379-4f14-4a38-2f2d-c08f36e5e1d5
wd:statement/Q226183-19703CEF-AF2E-4BC5-8BDE-C389C7D1083A
wd:statement/Q226183-2c5439d2-492e-ae95-99ad-b19013ff1d94
wd:statement/Q226183-8298918a-4bab-d385-8c3b-387334a5bcd4
wd:statement/Q226183-898974dd-4a00-4903-a5cd-e0f9536ac4ae
wd:statement/Q226183-c80b987d-4e6e-e09b-bfe9-d7bb4f13fe5a
p:P361 wd:statement/Q226183-894737F6-556E-4286-98C4-9C95ABA16034
p:P4215 wd:statement/Q226183-1c543634-4eeb-9a9c-a9c7-8d23a91d56de
p:P460 wd:statement/Q226183-88C6013F-355A-466B-89C7-DFCE297D1F78
p:P461 wd:statement/Q226183-d2ebe9cf-4d1a-c0a1-67a1-4eb58655e6f4
p:P5008 wd:statement/Q226183-8F368FE5-B9FA-4122-AE90-86E673221052
p:P6104 wd:statement/Q226183-782E69D6-42C8-4F50-B769-C867D3CD461D
p:P6366 wd:statement/Q226183-7EF52B64-77AA-4BC9-95BE-A5B425C2B003
p:P646 wd:statement/Q226183-A2563EA4-B572-4B9C-A478-5AE446060038
p:P6771 wd:statement/Q226183-67014796-4c8c-f9eb-3b62-9e2d8a2f0940
p:P6781 wd:statement/Q226183-552f0b21-4954-72dc-5957-bb6697c53f8e
p:P7554 wd:statement/Q226183-e7bde1c9-431a-68d6-57db-5566652c6c50
p:P8313 wd:statement/Q226183-8BC4992D-56C2-44EF-8617-69AB446C8A25
p:P913 wd:statement/Q226183-5067126E-A563-4F56-8646-9F4A3B59D3C2
p:P9621 wd:statement/Q226183-a746c621-43a0-1d4b-37f2-2274a314d947
p:direct-normalized/P227 <https://d-nb.info/gnd/136192019X>
p:direct-normalized/P6366 <https://makg.org/entity/93713127>
wdt:P11514 "pustoe-mnozhestvo-aa612b"
wdt:P12800 "fr:Ensemble_vide"
wdt:P12888 "df-nul"
wdt:P1343 ISO 80000-2:2019 Quantities and units — Part 2: Mathematics
Mathwords
wdt:P18 <http://commons.wikimedia.org/wiki/Special:FilePath/Empty%20set%20symbol.svg>
wdt:P1889 null set
y
singleton of 0
wdt:P1993 "\empty"
"\emptyset"
"\varnothing"
wdt:P227 "136192019X"
wdt:P2812 "EmptySet"
wdt:P2820 zero
wdt:P31 null set
open set
finite set
closed set
set
0-ad
wdt:P361 list of types of sets
wdt:P4215 "empty set"
wdt:P460 0-ad
wdt:P461 non-empty set
wdt:P5008 Wikipedia:Vital articles/Level/4
wdt:P6104 WikiProject Mathematics
wdt:P6366 "93713127"
wdt:P646 "/m/02ly0"
wdt:P6771 "293242"
wdt:P6781 "Definition:Empty_Set"
wdt:P7554 "Empty_set"
wdt:P8313 "Ø_-_den_tomme_mængde"
wdt:P913 ∅
wdt:P9621 "insieme-vuoto"
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