Born rule

in quantum mechanics, the rule that the probability of observing an eigenvalue is the square of the modulus of the inner product between the quantum state and the eigenstate corresponding to the eigenvalue
Thing principle Q894014
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Born rule

Summary

Born rule is a principle[1]. It draws 302 Wikipedia views per month (principle category, ranking #16 of 126).[2]

Key Facts

  • Born rule is credited with the discovery of Max Born[3].
  • Born rule's instance of is recorded as principle[4].
  • Max Born is named after Born rule[5].
  • Born rule's time of discovery or invention is recorded as +1926-00-00T00:00:00Z[6].
  • Born rule's Freebase ID is recorded as /m/0bwl91[7].
  • Born rule's Stack Exchange tag is recorded as https://physics.stackexchange.com/tags/born-rule[8].
  • Born rule's defining formula is recorded as \Pr(\lambda_i) = |\lang\lambda_i|\psi\rang|^2[9].
  • Born rule's Quora topic ID is recorded as Born-Rule[10].
  • Born rule's World of Physics ID is recorded as BornPostulate[11].
  • Born rule's schematic is recorded as Imatge Llei de Born 02.svg[12].
  • Born rule's maintained by WikiProject is recorded as WikiProject Mathematics[13].
  • Born rule's Microsoft Academic ID is recorded as 111723693[14].
  • Born rule's in defining formula is recorded as \lambda_i[15].
  • Born rule's in defining formula is recorded as |\psi\rangle[16].
  • Born rule's in defining formula is recorded as \Pr[17].
  • Born rule's in defining formula is recorded as |\lambda_i\rangle[18].
  • Born rule's in defining formula is recorded as ||[19].
  • Born rule's OpenAlex ID is recorded as C165973109[20].

Body

Works and Contributions

Born rule is credited with the discovery of Max Born[3].

Why It Matters

Born rule draws 302 Wikipedia views per month (principle category, ranking #16 of 126).[2] It has Wikipedia articles in 15 language editions, a strong signal of global cultural recognition.[21] It is known by 17 alternative names across languages and contexts.[22]

References

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

Direct Wikidata claims

  1. [4] . wikidata.org.
  2. [3] . wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . Freebase Data Dumps. wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . Quora. 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.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . OpenAlex. Retrieved . docs.openalex.org. Provenance: wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [21] . Wikidata sitelinks. wikidata.org.
  3. [22] . 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). Born rule. Retrieved May 3, 2026, from https://4ort.xyz/entity/born-rule
MLA “Born rule.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/born-rule.
BibTeX @misc{4ortxyz_born-rule_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Born rule}}, year = {2026}, url = {https://4ort.xyz/entity/born-rule}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Born rule — https://4ort.xyz/entity/born-rule (retrieved 2026-05-03)

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