Euler characteristic

topological invariant in mathematics
rdfs:label
"Euler characteristic"@en
skos:altLabel
"Euler-Poincaré characteristic"@en
schema:description
"topological invariant in mathematics"@en
schema:dateModified "2026-10-28T17:04:50+00:00"^^xsd:dateTime
schema:version 2561744067
wikibase:identifiers 12
wikibase:sitelinks 44
wikibase:statements 25
p:P10283 wd:statement/Q852973-2DA78EE2-FEA2-4C0C-940E-AD6905114A3E
p:P10376 wd:statement/Q852973-f912131a-4579-e6ff-ddd7-0b769bf713b3
p:P11514 wd:statement/Q852973-7AA7766F-DA3C-4C8F-8CF7-DFD555CA3888
p:P138 wd:statement/Q852973-43b44552-476d-4a95-89f0-0b76af70aaf6
wd:statement/q852973-ACF77755-4B32-4DD2-B2C0-8379F2E3F386
p:P1417 wd:statement/Q852973-36C20C71-C565-4376-A4BB-8B77143589B2
p:P1687 wd:statement/Q852973-DF8DE30F-C648-4E50-BEF9-DFCACD992365
p:P2534 wd:statement/Q852973-687b14a2-46f0-0859-9bc8-a736f7c31227
wd:statement/Q852973-8e274454-4052-32d9-4c57-4811552d1cb4
wd:statement/Q852973-c7f60ef6-4529-cd42-2fa1-c0800bb671c4
p:P279 wd:statement/Q852973-c1451861-4abd-175d-ee8b-139af9a0cce7
p:P2812 wd:statement/Q852973-A1BBDB46-77B7-4611-BA53-472817DF6CC9
p:P2924 wd:statement/Q852973-24DF4963-E633-4FFB-9D73-CF1C4DA744F1
p:P31 wd:statement/Q852973-91f7aa22-431a-96f6-ef0d-7a79ab4500dd
p:P373 wd:statement/Q852973-41068ac8-4337-ba00-6a0b-c19a7e1c05aa
p:P4215 wd:statement/Q852973-FB4964EE-2B21-49DC-B111-2FF52F9D28EA
p:P5008 wd:statement/Q852973-BFEA8B9C-149D-4E07-8FED-906F1F2501C7
p:P5106 wd:statement/Q852973-6B6918CF-58F7-452A-80CB-4F0F38123C26
p:P6104 wd:statement/Q852973-42f98e6d-4d2d-f250-3310-ce65717b7359
wd:statement/Q852973-83cd5a51-444a-1f4e-3fc4-263e37fc0e6d
wd:statement/Q852973-BD4F7E3A-E018-460A-BB8F-7042AB04E76B
p:P6366 wd:statement/Q852973-A475E3DB-207A-4637-967E-95430B3E02EF
p:P646 wd:statement/Q852973-8E5409CC-3A17-4EF2-BAE7-7281F0629336
p:P7554 wd:statement/Q852973-411792de-4a56-9018-c12b-4e23b57d850e
p:P9621 wd:statement/Q852973-6c344484-4a7a-cf81-2347-9b4f349c8872
p:direct-normalized/P6366 <https://makg.org/entity/196433757>
wdt:P10283 "C196433757"
wdt:P10376 "mathematics/euler-characteristic"
wdt:P11514 "eilerova-kharakteristika-3ea20e"
wdt:P138 Leonhard Euler
Henri Poincaré
wdt:P1417 "topic/Euler-characteristic"
wdt:P1687 Euler characteristic
wdt:P2534 "<math class="mwe-math-element mwe-math-element-inline" xmlns="http://www.w3.org/1998/Math/MathML"><mrow data-mjx-texclass="ORD"><mstyle displaystyle="true" scriptlevel="0"><mi>&#x03C7;</mi><mo stretchy="false">=</mo><mi>V</mi><mo stretchy="false">&#x2212;</mo><mi>E</mi><mo stretchy="false">+</mo><mi>F</mi></mstyle></mrow></math>"^^http://www.w3.org/1998/Math/MathML
"<math class="mwe-math-element mwe-math-element-inline" xmlns="http://www.w3.org/1998/Math/MathML"><mrow data-mjx-texclass="ORD"><mstyle displaystyle="true" scriptlevel="0"><mi>&#x03C7;</mi><mo stretchy="false">=</mo><msub><mi>b</mi><mrow data-mjx-texclass="ORD"><mn>0</mn></mrow></msub><mo stretchy="false">&#x2212;</mo><msub><mi>b</mi><mrow data-mjx-texclass="ORD"><mn>1</mn></mrow></msub><mo stretchy="false">+</mo><msub><mi>b</mi><mrow data-mjx-texclass="ORD"><mn>2</mn></mrow></msub><mo stretchy="false">&#x2212;</mo><msub><mi>b</mi><mrow data-mjx-texclass="ORD"><mn>3</mn></mrow></msub><mo stretchy="false">+</mo><mspace width="0.167em"></mspace><mo stretchy="false">.</mo><mo stretchy="false">.</mo><mo stretchy="false">.</mo></mstyle></mrow></math>"^^http://www.w3.org/1998/Math/MathML
"<math class="mwe-math-element mwe-math-element-inline" xmlns="http://www.w3.org/1998/Math/MathML"><mrow data-mjx-texclass="ORD"><mstyle displaystyle="true" scriptlevel="0"><mi>&#x03C7;</mi><mo stretchy="false">=</mo><msub><mi>k</mi><mrow data-mjx-texclass="ORD"><mn>0</mn></mrow></msub><mo stretchy="false">&#x2212;</mo><msub><mi>k</mi><mrow data-mjx-texclass="ORD"><mn>1</mn></mrow></msub><mo stretchy="false">+</mo><msub><mi>k</mi><mrow data-mjx-texclass="ORD"><mn>2</mn></mrow></msub><mo stretchy="false">&#x2212;</mo><mo stretchy="false">.</mo><mo stretchy="false">.</mo><mo stretchy="false">.</mo><mo>,</mo></mstyle></mrow></math>"^^http://www.w3.org/1998/Math/MathML
wdt:P279 dimensionless quantity
wdt:P2812 "EulerCharacteristic"
wdt:P31 topological property
wdt:P373 "Euler characteristic"
wdt:P4215 "Euler characteristic"
wdt:P5008 Wikipedia:Vital articles/Level/4
wdt:P5106 "EulersFormula"
wdt:P6104 WikiProject Polyhedra
WikiProject Uniform Polytopes
WikiProject Mathematics
wdt:P6366 "196433757"
wdt:P646 "/m/0130lx"
wdt:P7554 "Euler_characteristic"
wdt:P9621 "caratteristica-di-eulero"
Download as:
TurtleJSON-LDRDF/XML
data from SPARQL profile: Wikidata