As of 2022-03-07, the Wikidata property PlanetMath ID (P7726) is used on 60 items as main value on statements (not counting qualifiers) of the Q and P namespaces.

Closest properties: by cardinality of intersection, by Jaccard index.

Display properties of the following types:                                    

Closest properties by cardinality of intersection

IDLabelIntersection cardinalityJaccard index
P646 Freebase ID 47
 0.0000
P6366 Microsoft Academic ID 46
 0.0002
P10283 OpenAlex ID 25
 0.0002
P4215 nLab ID 24
 0.0060
P2812 MathWorld identifier 22
 0.0050
P7554 Encyclopedia of Mathematics wiki ID 20
 0.0604
P1417 Encyclopædia Britannica Online ID 14
 0.0001
P3827 JSTOR topic ID 9
 0.0004
P2581 BabelNet ID 9
 0.0001
P227 GND ID 7
 0.0000
P508 BNCF Thesaurus ID 6
 0.0004
P8408 KBpedia ID 6
 0.0002
P3417 Quora topic ID 6
 0.0000
P2671 Google Knowledge Graph ID 6
 0.0000
P7305 Online PWN Encyclopedia ID 5
 0.0001
P8189 National Library of Israel J9U ID 5
 0.0000
P244 Library of Congress authority ID 5
 0.0000
P349 National Diet Library ID 4
 0.0000
P268 Bibliothèque nationale de France ID 4
 0.0000
P8855 IEV number 3
 0.0014
P1051 PSH ID 3
 0.0005
P7033 Australian Educational Vocabulary ID 3
 0.0004
P3553 Zhihu topic ID 3
 0.0002
P7818 French Vikidia ID 3
 0.0001
P3219 Encyclopædia Universalis ID 3
 0.0001
P4342 Store norske leksikon ID 3
 0.0000
P1296 Gran Enciclopèdia Catalana ID 3
 0.0000
P829 OEIS ID 2
 0.0054
P8248 Colon Classification 2
 0.0012
P3916 UNESCO Thesaurus ID 2
 0.0006
P4746 Elhuyar ZTH ID 2
 0.0003
P1245 OmegaWiki Defined Meaning 2
 0.0002
P4613 Encyclopedia of Modern Ukraine ID 2
 0.0001
P1014 Art & Architecture Thesaurus ID 2
 0.0001
P7982 Hrvatska enciklopedija ID 2
 0.0001
P3222 NE.se ID 2
 0.0000
P2924 Great Russian Encyclopedia Online ID 2
 0.0000
P691 NKCR AUT ID 2
 0.0000
P6781 ProofWiki ID 1
 0.0086
P1190 Universal Decimal Classification 1
 0.0025
P6771 Arabic Ontology ID 1
 0.0019
P3123 Stanford Encyclopedia of Philosophy ID 1
 0.0009
P9287 Cyprus Bibliography ID 1
 0.0008
P9100 GitHub topic 1
 0.0004
P8885 Namuwiki ID 1
 0.0003
P3569 Cultureel Woordenboek ID 1
 0.0002
P1036 Dewey Decimal Classification 1
 0.0002
P2004 NALT ID 1
 0.0002
P2347 YSO ID 1
 0.0000
P8313 Den Store Danske ID 1
 0.0000

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P7554 Encyclopedia of Mathematics wiki ID 20
 0.0604
P6781 ProofWiki ID 1
 0.0086
P4215 nLab ID 24
 0.0060
P829 OEIS ID 2
 0.0054
P2812 MathWorld identifier 22
 0.0050
P1190 Universal Decimal Classification 1
 0.0025
P6771 Arabic Ontology ID 1
 0.0019
P8855 IEV number 3
 0.0014
P8248 Colon Classification 2
 0.0012
P3123 Stanford Encyclopedia of Philosophy ID 1
 0.0009
P9287 Cyprus Bibliography ID 1
 0.0008
P3916 UNESCO Thesaurus ID 2
 0.0006
P1051 PSH ID 3
 0.0005
P9100 GitHub topic 1
 0.0004
P508 BNCF Thesaurus ID 6
 0.0004
P3827 JSTOR topic ID 9
 0.0004
P7033 Australian Educational Vocabulary ID 3
 0.0004
P8885 Namuwiki ID 1
 0.0003
P4746 Elhuyar ZTH ID 2
 0.0003
P10283 OpenAlex ID 25
 0.0002
P3553 Zhihu topic ID 3
 0.0002
P3569 Cultureel Woordenboek ID 1
 0.0002
P1036 Dewey Decimal Classification 1
 0.0002
P1245 OmegaWiki Defined Meaning 2
 0.0002
P6366 Microsoft Academic ID 46
 0.0002
P8408 KBpedia ID 6
 0.0002
P2004 NALT ID 1
 0.0002
P7818 French Vikidia ID 3
 0.0001
P4613 Encyclopedia of Modern Ukraine ID 2
 0.0001
P7305 Online PWN Encyclopedia ID 5
 0.0001
P2581 BabelNet ID 9
 0.0001
P3219 Encyclopædia Universalis ID 3
 0.0001
P1014 Art & Architecture Thesaurus ID 2
 0.0001
P7982 Hrvatska enciklopedija ID 2
 0.0001
P1417 Encyclopædia Britannica Online ID 14
 0.0001
P3222 NE.se ID 2
 0.0000
P2347 YSO ID 1
 0.0000
P2924 Great Russian Encyclopedia Online ID 2
 0.0000
P4342 Store norske leksikon ID 3
 0.0000
P8313 Den Store Danske ID 1
 0.0000
P3417 Quora topic ID 6
 0.0000
P8189 National Library of Israel J9U ID 5
 0.0000
P349 National Diet Library ID 4
 0.0000
P5019 Brockhaus Enzyklopädie online ID 1
 0.0000
P1296 Gran Enciclopèdia Catalana ID 3
 0.0000
P6262 Fandom article ID 1
 0.0000
P646 Freebase ID 47
 0.0000
P268 Bibliothèque nationale de France ID 4
 0.0000
P227 GND ID 7
 0.0000
P950 Biblioteca Nacional de España ID 1
 0.0000