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projection

an operation in set theory that maps elements in a set to elements from another set
Intangible concept Q7249440
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projection

Summary

projection is a concept[1]. projection draws 20 Wikipedia views per month (concept category, ranking #341 of 912).[2]

Key Facts

  • projection's instance of is recorded as concept[3].
  • projection's subclass of is recorded as function[4].
  • projection's has use is recorded as relational database[5].
  • projection's Freebase ID is recorded as /m/0b6jvz[6].
  • projection's facet of is recorded as set theory[7].
  • projection's Microsoft Academic ID is recorded as 188255373[8].

Why It Matters

projection draws 20 Wikipedia views per month (concept category, ranking #341 of 912).[2] projection has Wikipedia articles in 7 language editions, a strong signal of global cultural recognition.[9] projection is known by 4 alternative names across languages and contexts.[10]

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.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [9] ↑ . Wikidata sitelinks. wikidata.org.
  3. [10] ↑ . 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). projection. Retrieved May 3, 2026, from https://4ort.xyz/entity/projection-q7249440
MLA “projection.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/projection-q7249440.
BibTeX @misc{4ortxyz_projection-q7249440_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{projection}}, year = {2026}, url = {https://4ort.xyz/entity/projection-q7249440}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): projection — https://4ort.xyz/entity/projection-q7249440 (retrieved 2026-05-03)

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