diamond principle

combinatorial principle that there exists a family of sets 𝐴(𝛼)βŠ†π›Ό for 𝛼<ω₁ such that for any π΄βŠ†Ο‰β‚, the set of 𝛼’s with π΄βˆ©π›Ό=𝐴(𝛼) is stationary in ω₁
Thing axiom Q1734160
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diamond principle

Summary

diamond principle is an axiom[1]. It draws 19 Wikipedia views per month (axiom category, ranking #15 of 21).[2]

Key Facts

  • diamond principle is credited with the discovery of Ronald Jensen[3].
  • diamond principle's instance of is recorded as axiom[4].
  • diamond is named after diamond principle[5].
  • diamond principle's part of is recorded as list of axioms[6].
  • diamond principle's time of discovery or invention is recorded as +1972-00-00T00:00:00Z[7].
  • diamond principle's Freebase ID is recorded as /m/0335b5[8].
  • diamond principle's studied by is recorded as combinatorics[9].
  • diamond principle's Microsoft Academic ID is recorded as 2778085034[10].
  • diamond principle's logical consequence of is recorded as list of values as qualifiers[11].

Body

Works and Contributions

diamond principle is credited with the discovery of Ronald Jensen[3].

Why It Matters

diamond principle draws 19 Wikipedia views per month (axiom category, ranking #15 of 21).[2] It has Wikipedia articles in 10 language editions, a strong signal of global cultural recognition.[12] It is known by 3 alternative names across languages and contexts.[13]

References

Programmatic citations β€” 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] ↑ . wikidata.org.
  6. [8] ↑ . Freebase Data Dumps. wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [12] ↑ . Wikidata sitelinks. wikidata.org.
  3. [13] ↑ . Wikidata aliases. wikidata.org.

πŸ“‘ 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). diamond principle. Retrieved May 3, 2026, from https://4ort.xyz/entity/diamond-principle
MLA “diamond principle.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/diamond-principle.
BibTeX @misc{4ortxyz_diamond-principle_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{diamond principle}}, year = {2026}, url = {https://4ort.xyz/entity/diamond-principle}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): diamond principle — https://4ort.xyz/entity/diamond-principle (retrieved 2026-05-03)

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