Wikidata:Property proposal/Gauss notation

Gauss notation

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Originally proposed at Wikidata:Property proposal/Natural science

   Done: Gauss notation (P11034) (Talk and documentation)
DescriptionGauss notation for knots
RepresentsGauss notation (Q96755115)
Data typeMathematical expression
Domainknot (Q1188853)
Allowed values-?[0-9]+(, -?[0-9]+)*
Example 1unknot (Q1188344)no value
Example 2trefoil knot (Q168620) → 1, -2, 3, -1, 2, -3
Example 3figure-eight knot (Q168697) → -1, 2, -3, 1, -4, 3, -2, 4
Example 4Kinoshita–Terasaka knot (Q94827585) → -1, 2, -3, 1, -4, 5, -2, 3, 6, -7, 8, 4, -5, -9, 7, -10, 11, -6, 9, -8, 10, -11
Sourcehttps://knotinfo.math.indiana.edu/
Planned useto add these values to entries for knots on Wikidata
Expected completenessalways incomplete (Q21873886)
See alsoDowker-Thistlethwaite notation (P8378)
Single-value constraintyes
Wikidata projectWikiProject Mathematics (Q8487137)

Motivation

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This is a mathematical invariant for knots. While this is available in external databases, it also belongs here on Wikidata. The Anome (talk) 12:27, 13 July 2022 (UTC)[reply]

Discussion

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  Notified participants of WikiProject Mathematics

Note: I've tightened the domain for this property proposal to knot (Q1188853), rather than just 'item'. This shouldn't affect the rest of the proposal. The Anome (talk) 11:56, 23 July 2022 (UTC)[reply]
  Support The Erinaceous One 🦔 05:38, 10 August 2022 (UTC)[reply]