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hereditarily finite set

Finite sets whose elements are all hereditarily finite sets
Intangible mathematical_concept Q5737811
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hereditarily finite set

Summary

hereditarily finite set is a mathematical concept[1]. It draws 32 Wikipedia views per month (mathematical_concept category, ranking #227 of 1,007).[2]

Key Facts

  • hereditarily finite set's instance of is recorded as mathematical concept[3].
  • hereditarily finite set's subclass of is recorded as finite set[4].
  • hereditarily finite set's Freebase ID is recorded as /m/01x2w9[5].
  • hereditarily finite set's defining formula is recorded as \bigcup_{k=0}^\infty V_k = V_\omega[6].
  • hereditarily finite set's nLab ID is recorded as hereditarily finite set[7].
  • hereditarily finite set's maintained by WikiProject is recorded as WikiProject Mathematics[8].
  • hereditarily finite set's Microsoft Academic ID is recorded as 136301836[9].
  • hereditarily finite set's Metamath statement ID is recorded as df-hf[10].

Why It Matters

hereditarily finite set draws 32 Wikipedia views per month (mathematical_concept category, ranking #227 of 1,007).[2] It has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[11]

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.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [11] ↑ . Wikidata sitelinks. 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). hereditarily finite set. Retrieved May 3, 2026, from https://4ort.xyz/entity/hereditarily-finite-set
MLA “hereditarily finite set.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/hereditarily-finite-set.
BibTeX @misc{4ortxyz_hereditarily-finite-set_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{hereditarily finite set}}, year = {2026}, url = {https://4ort.xyz/entity/hereditarily-finite-set}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): hereditarily finite set — https://4ort.xyz/entity/hereditarily-finite-set (retrieved 2026-05-03)

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