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horizontal line test

test for the bijectivity of a function
Thing general Q985704
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horizontal line test

Summary

horizontal line test ranks in the top 2% of general entities by monthly Wikipedia readership (38 views/month).[1]

Key Facts

  • horizontal line test's Freebase ID is recorded as /m/0fp3t[2].
  • horizontal line test's Microsoft Academic ID is recorded as 13245926[3].
  • horizontal line test's OpenAlex ID is recorded as C13245926[4].

Why It Matters

horizontal line test ranks in the top 2% of general entities by monthly Wikipedia readership (38 views/month).[1] It has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[5]

References

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

Direct Wikidata claims

  1. [2] ↑ . Freebase Data Dumps. wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . OpenAlex. Retrieved . docs.openalex.org. Provenance: wikidata.org.

Aggregate / graph-position facts

  1. [1] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [5] ↑ . 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). horizontal line test. Retrieved April 10, 2026, from https://4ort.xyz/entity/horizontal-line-test
MLA “horizontal line test.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/horizontal-line-test.
BibTeX @misc{4ortxyz_horizontal-line-test_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{horizontal line test}}, year = {2026}, url = {https://4ort.xyz/entity/horizontal-line-test}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): horizontal line test — https://4ort.xyz/entity/horizontal-line-test (retrieved 2026-04-10)

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