uncertainty principle

fundamental principle in quantum physics
Thing scientific_theory Q44746
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Summary

uncertainty principle is a scientific theory[1]. It ranks in the top 2% of scientific theory entities by monthly Wikipedia readership (16,188 views/month).[2]

Key Facts

  • Discoverer or inventor: Werner Heisenberg[3]
  • Notable work: I am[4]
  • Named after: Werner Heisenberg[5]
  • Subclass of: uncertainty[6], relation[7]
  • Commons category: Uncertainty principle[8]
  • Time of discovery or invention: January 1, 1927[9]
  • Described at URL: https://www.khanacademy.org/science/chemistry/atomic-structure-and-properties/orbitals-and-electrons/v/heisenberg-uncertainty-principle[10]
  • Facet of: quantum physics[11]
  • Described by source: Armenian Soviet Encyclopedia, vol. 1[12]
  • Stack Exchange tag: https://physics.stackexchange.com/tags/heisenberg-uncertainty-principle[13]
  • Different from: Uncertainty-reply asymmetry[14]
  • On focus list of Wikimedia project: Wikipedia:Vital articles/Level/4[15]
  • Maintained by WikiProject: WikiProject Mathematics[16]
  • P14541: 2Ylv3I[17]

Body

Influence

Things named for uncertainty principle include heisenbug[18].

Why It Matters

uncertainty principle has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[19] It is known by 170 alternative names across languages and contexts.[20]

Entities named for it include heisenbug[18].

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [5] ↑ . wikidata.org.
  3. [6] ↑ . wikidata.org.
  4. [7] ↑ . wikidata.org.
  5. [8] ↑ . wikidata.org.
  6. [9] ↑ . wikidata.org.
  7. [4] ↑ . 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.
  15. [17] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [18] ↑ . wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [19] ↑ . Wikidata sitelinks. wikidata.org.
  3. [20] ↑ . 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). uncertainty principle. Retrieved October 17, 2026, from https://4ort.xyz/entity/uncertainty-principle
MLA “uncertainty principle.” 4ort.xyz Knowledge Graph, 4ort.xyz, 17 Oct. 2026, https://4ort.xyz/entity/uncertainty-principle.
BibTeX @misc{4ortxyz_uncertainty-principle_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{uncertainty principle}}, year = {2026}, url = {https://4ort.xyz/entity/uncertainty-principle}, note = {Accessed: 2026-10-17}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): uncertainty principle — https://4ort.xyz/entity/uncertainty-principle (retrieved 2026-10-17)

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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. 29d ago · Mullanur · 2026-09-18 view diff on Wikidata ↗
    Encyclopædia universalis id → principe-d-incertitude
    Fandom article id → memory-alpha:Uncertainty_principle
    "/* wbsetclaim-create:2||1 */ Fandom article id: memory-alpha:Uncertainty_principle"
  2. 14w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 → 2Ylv3I
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
  3. 14w ago · Susmuffin · 2026-07-07 view diff on Wikidata ↗
    Harper's tag → heisenberg-uncertainty-principle
    "/* wbsetclaim-create:1||1 */ Harper's tag: heisenberg-uncertainty-principle, Matched to [[:toollabs:mix-n-match/#/entry/289935809|heisenberg uncertainty principle (#289935809)]] in [[:toollabs:"
  4. 21w ago · Twofivesixbot bot · 2026-05-23 view diff on Wikidata ↗
    Interlingual index id → i68721
    Arabic ontology lexical concept id → 151033209
    "/* wbsetclaim-update-qualifiers:1||1|2 */ National library of israel j9u id: 987007555542405171, mv to monolingual text names on J9U statements"
  5. 21w ago · Mahir256 · 2026-05-19 view diff on Wikidata ↗
    Instance of → scientific theory
    Notable work → I am
    Named after → —
    Notable work → —
    + 12 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ Wordnet 3.1 synset id: 06117686-n"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.