Bell's theorem

in quantum physics, the theorem that locally causal hidden-variable theories cannot reproduce correlations predicted by quantum mechanics
Thing no_go_theorem Q388525
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Bell's theorem

Summary

Bell's theorem is a no-go theorem[1]. It draws 2,765 Wikipedia views per month (no_go_theorem category, ranking #1 of 5).[2]

Key Facts

  • Bell's theorem's instance of is recorded as no-go theorem[3].
  • Bell's theorem's instance of is recorded as correlation inequality[4].
  • John Stewart Bell is named after Bell's theorem[5].
  • Bell's theorem is part of list of theorems[6].
  • Bell's theorem's Commons category is recorded as Bell's theorem[7].
  • 1964 marks the founding of Bell's theorem[8].
  • Bell's theorem's described by source is recorded as On the Einstein Podolsky Rosen Paradox / J. S. Bell. - (1964)[9].
  • Bell's theorem's Stack Exchange tag is recorded as https://physics.stackexchange.com/tags/bells-inequality[10].
  • Bell's theorem's studied by is recorded as quantum physics[11].
  • Bell's theorem's maintained by WikiProject is recorded as WikiProject Mathematics[12].

Body

Definition and Type

Recorded instance of include no-go theorem[3] and correlation inequality[4].

Origins

John Stewart Bell is named after Bell's theorem[5]. 1964 marks the founding of it[8].

Use and Application

Bell's theorem is part of list of theorems[6].

Influence

Things named for Bell's theorem include Bell test experiments[13], a scientific theory[14].

Why It Matters

Bell's theorem draws 2,765 Wikipedia views per month (no_go_theorem category, ranking #1 of 5).[2] It has Wikipedia articles in 23 language editions, a strong signal of global cultural recognition.[15] It is known by 17 alternative names across languages and contexts.[16]

Entities named for it include Bell test experiments[13], a scientific theory[14].

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.

Inverse relationships (entities pointing at this one)

  1. [13] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [14] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [15] . Wikidata sitelinks. wikidata.org.
  3. [16] . 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). Bell's theorem. Retrieved May 3, 2026, from https://4ort.xyz/entity/bell-s-theorem
MLA “Bell's theorem.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/bell-s-theorem.
BibTeX @misc{4ortxyz_bell-s-theorem_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Bell's theorem}}, year = {2026}, url = {https://4ort.xyz/entity/bell-s-theorem}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Bell's theorem — https://4ort.xyz/entity/bell-s-theorem (retrieved 2026-05-03)

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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. 8d ago · Twofivesixbot bot · 2026-05-25 view diff on Wikidata ↗
    Part of
    Studied by quantum physics
    Instance of
    Inception +1964-00-00T00:00:00Z
    + 8 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|3 */ [[Property:P8189]]: 987007532261805171, mv to monolingual text names on J9U statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.