fixed-order class

class whose instances are all either individuals or same-fixed-order classes
Thing variable_order_class Q23959932
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fixed-order class

Summary

fixed-order class is a variable-order class[1]. It is known by 28 alternative names across languages and contexts.[2]

Key Facts

  • fixed-order class's instance of is recorded as variable-order class[3].
  • fixed-order class is a type of class[4].
  • fixed-order class's equivalent class is recorded as http://sw.opencyc.org/2012/05/10/concept/en/FixedOrderCollection[5].
  • fixed-order class's Wikidata usage instructions is recorded as A fixed-order class in Wikidata, e.g., watercraft (Q1229765), watercraft type (Q16335899), or second-order class (Q24017414), is a class whose instances are all of the same order, e.g., all not classes (a first-order class (Q104086571) like human (Q5)) or all classes whose instances are not classes (a second-order class (Q24017414) like ship type (Q2235308)).No class should be explicitly an instance of (P31) fixed-order class (Q23959932); instead use one of first-order class (Q104086571), second-order class (Q24017414), third-order class (Q24017465), or very rarely one of the other subclasses of fixed-order class (Q23959932).[6].
  • fixed-order class's disjoint union of is recorded as list of values as qualifiers[7].
  • fixed-order class's on focus list of Wikimedia project is recorded as WikiProject Q68235346[8].
  • fixed-order class's maintained by WikiProject is recorded as WikiProject Ontology[9].

Body

Definition and Type

fixed-order class's instance of is recorded as variable-order class[3]. It is a type of class[4].

Why It Matters

fixed-order class is known by 28 alternative names across languages and contexts.[2]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikidata aliases. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). fixed-order class. Retrieved October 1, 2026, from https://4ort.xyz/entity/fixed-order-class
MLA “fixed-order class.” 4ort.xyz Knowledge Graph, 4ort.xyz, 1 Oct. 2026, https://4ort.xyz/entity/fixed-order-class.
BibTeX @misc{4ortxyz_fixed-order-class_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{fixed-order class}}, year = {2026}, url = {https://4ort.xyz/entity/fixed-order-class}, note = {Accessed: 2026-10-01}}
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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 16d ago · عُثمان · 2026-09-18 view diff on Wikidata ↗
    Instance of → variable-order class
    Maintained by wikiproject → WikiProject Ontology
    Disjoint union of → list of values as qualifiers
    Imported from → —
    + 6 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ [[Property:P8408]]: FixedOrderCollection"
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