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logical disjunction

logical connective OR
Thing boolean_function Q1651704
logical disjunction
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Summary

logical disjunction is a Boolean function[1]. It draws 3,507 Wikipedia views per month (boolean function category, ranking #4 of 5).[2]

Key Facts

  • Instance of: logical operator[3]
  • Commons category: Logical disjunction[4]
  • Unicode character: ∨[5]
  • Notation: ∨[6], vertical bar[7], plus sign[8]
  • Described by source: ISO 80000-2:2019 Quantities and units — Part 2: Mathematics[9], Oxford English Dictionary[10], Mathwords[11], mathisfun.com dictionary[12]
  • Different from: addition[13]
  • TeX string: \lor[14]
  • Maintained by WikiProject: WikiProject Mathematics[15]
  • Identity element: false[16]

Why It Matters

logical disjunction has Wikipedia articles in 26 language editions, a strong signal of global cultural recognition.[17] It is known by 60 alternative names across languages and contexts.[18]

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.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [17] ↑ . Wikidata sitelinks. wikidata.org.
  3. [18] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). logical disjunction. Retrieved October 14, 2026, from https://4ort.xyz/entity/logical-disjunction
MLA “logical disjunction.” 4ort.xyz Knowledge Graph, 4ort.xyz, 14 Oct. 2026, https://4ort.xyz/entity/logical-disjunction.
BibTeX @misc{4ortxyz_logical-disjunction_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{logical disjunction}}, year = {2026}, url = {https://4ort.xyz/entity/logical-disjunction}, note = {Accessed: 2026-10-14}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): logical disjunction — https://4ort.xyz/entity/logical-disjunction (retrieved 2026-10-14)

Canonical URL: https://4ort.xyz/entity/logical-disjunction · Last refreshed:

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. 3d ago · عُثمان · 2026-10-13 view diff on Wikidata ↗
    Isocat id → 2191
    Sitelink count → 56
    Wikipedia languages → ['ar', 'az', 'bg', 'bs', 'ca', 'ckb', 'commons', 'cs', 'da', 'de', 'el', 'eml',
    Described by source → ISO 80000-2:2019 Quantities and units — Part 2: Mathematics, Oxford English Dictionary, Mathwords +1
    + 1 other property edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:1||1 */ Isocat id: 2191, Matched to [[:toollabs:mix-n-match/#/entry/7327608|logical or (#7327608)]] in [[:toollabs:mix-n-match/#/catalog/125|ISOCAT]] #mix'n'match"
  2. 29d ago · AddyLockPool · 2026-09-17 view diff on Wikidata ↗
    Mathworld id → Disjunction
    Described by source → ISO 80000-2:2019 Quantities and units — Part 2: Mathematics, Oxford English Dictionary, Mathwords +1
    "/* wbsetclaim-create:2||1 */ Described by source: Mathwords"
  3. 7w ago · AddyLockPool · 2026-08-28 view diff on Wikidata ↗
    Mathworld id → Disjunction
    "/* wbsetclaim-create:1||1 */ Mathworld id: OR, Moving from OR gate"
  4. 13w ago · YoshiRulz · 2026-07-16 view diff on Wikidata ↗
    Identity element → false
    "/* wbsetclaim-create:2||1 */ Identity element: false"
  5. 20w ago · Twofivesixbot bot · 2026-05-27 view diff on Wikidata ↗
    Local thumb → —
    Instance of → Boolean function, logical operator
    Notation → ∨, vertical bar, plus sign
    Aliases → —
    + 4 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|3 */ National library of israel j9u id: 987007532489205171, mv to monolingual text names on J9U statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.