SHMARQL

Seifert–van Kampen theorem

<http://www.wikidata.org/entity/Q372037>

a theorem in topology describing the fundamental group of a space in terms of a cover of the space by two open path-connected subspaces
rdfs:label
"Seifert–van Kampen theorem"@en
skos:altLabel
"Seifert-van Kampen theorem"@en
"van Kampen theorem"@en
schema:description
"a theorem in topology describing the fundamental group of a space in terms of a cover of the space by two open path-connected subspaces"@en
schema:dateModified "2026-10-19T19:35:22+00:00"^^xsd:dateTime
schema:version 2558898856
wikibase:identifiers 5
wikibase:sitelinks 14
wikibase:statements 12
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p:P2579 wd:statement/Q372037-208E16EE-547C-49A9-A142-D2C95BD6A6C7
p:P2812 wd:statement/Q372037-b76f52c5-4db6-4164-7265-11f3ba2ec5a9
p:P31 wd:statement/Q372037-263DB566-4EC7-4275-9EC3-D405ECA9016F
p:P361 wd:statement/Q372037-229D94C8-A8DF-4CA7-9344-C0524DFDDFFE
p:P373 wd:statement/Q372037-5ca12eac-85a2-4442-bb90-1b611b11c0aa
p:P4215 wd:statement/Q372037-58f797d7-4f26-b522-0cb8-2c7a35761414
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p:P6366 wd:statement/Q372037-E804F5F0-B940-4438-AF86-E37F00029636
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p:P6781 wd:statement/Q372037-e2867a0e-4484-10a6-873f-e313551e9cd9
p:direct-normalized/P6366 <https://makg.org/entity/190505074>
wdt:P138 Egbert van Kampen
Herbert Seifert
wdt:P2579 category theory
wdt:P2812 "vanKampensTheorem"
wdt:P31 theorem
wdt:P361 list of theorems
wdt:P373 "Seifert–Van Kampen theorem"
wdt:P4215 "van Kampen theorem"
wdt:P6104 WikiProject Mathematics
wdt:P6366 "190505074"
wdt:P646 "/m/021tpr"
wdt:P6781 "Seifert-van_Kampen_Theorem"
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