logical equivalence

concept in logic
Thing logical_operator Q220433
logical equivalence
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Summary

logical equivalence is a logical operator[1]. It draws 464 Wikipedia views per month (logical_operator category, ranking #3 of 7).[2]

Key Facts

  • logical equivalence's instance of is recorded as logical operator[3].
  • logical equivalence's said to be the same as is recorded as logical biconditional[4].
  • logical equivalence's depicted by is recorded as ⇔[5].
  • logical equivalence's depicted by is recorded as ⟺[6].
  • logical equivalence's depicted by is recorded as ↔[7].
  • logical equivalence's depicted by is recorded as ≡[8].
  • logical equivalence's described by source is recorded as ISO 80000-2:2019 Quantities and units — Part 2: Mathematics[9].
  • logical equivalence's described by source is recorded as Mathwords[10].
  • logical equivalence's different from is recorded as approximate equality[11].
  • logical equivalence's TeX string is recorded as \iff[12].
  • logical equivalence's maintained by WikiProject is recorded as WikiProject Mathematics[13].

Body

Definition and Type

logical equivalence's instance of is recorded as logical operator[3].

Why It Matters

logical equivalence draws 464 Wikipedia views per month (logical_operator category, ranking #3 of 7).[2] It has Wikipedia articles in 19 language editions, a strong signal of global cultural recognition.[14] It is known by 49 alternative names across languages and contexts.[15]

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.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [14] ↑ . Wikidata sitelinks. wikidata.org.
  3. [15] ↑ . 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 equivalence. Retrieved October 17, 2026, from https://4ort.xyz/entity/logical-equivalence
MLA “logical equivalence.” 4ort.xyz Knowledge Graph, 4ort.xyz, 17 Oct. 2026, https://4ort.xyz/entity/logical-equivalence.
BibTeX @misc{4ortxyz_logical-equivalence_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{logical equivalence}}, year = {2026}, url = {https://4ort.xyz/entity/logical-equivalence}, note = {Accessed: 2026-10-17}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): logical equivalence — https://4ort.xyz/entity/logical-equivalence (retrieved 2026-10-17)

Canonical URL: https://4ort.xyz/entity/logical-equivalence · 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. 7w ago · AddyLockPool · 2026-08-27 view diff on Wikidata ↗
    Described by source → ISO 80000-2:2019 Quantities and units — Part 2: Mathematics, Mathwords
    "/* wbsetclaim-create:2||1 */ Described by source: Mathwords"
  2. 7w ago · AddyLockPool · 2026-08-26 view diff on Wikidata ↗
    Mathworld id → Equivalent, Equivalence
    Instance of → logical operator
    Said to be the same as → logical biconditional
    Instance of → —
    + 5 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ Mathworld id: Equivalence"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.