Petersen–Morley theorem

Geometric construction regarding 3 skew lines in space
Intangible theorem Q21755500
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Petersen–Morley theorem

Summary

Petersen–Morley theorem is a theorem[1].

Key Facts

  • Petersen–Morley theorem's instance of is recorded as theorem[2].
  • Frank Morley is named after Petersen–Morley theorem[3].
  • Johannes Hjelmslev is named after Petersen–Morley theorem[4].
  • Petersen–Morley theorem's Google Knowledge Graph ID is recorded as /g/11bwc7g253[5].
  • Petersen–Morley theorem's maintained by WikiProject is recorded as WikiProject Mathematics[6].

📑 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). Petersen–Morley theorem. Retrieved May 3, 2026, from https://4ort.xyz/entity/petersen-morley-theorem
MLA “Petersen–Morley theorem.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/petersen-morley-theorem.
BibTeX @misc{4ortxyz_petersen-morley-theorem_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Petersen–Morley theorem}}, year = {2026}, url = {https://4ort.xyz/entity/petersen-morley-theorem}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Petersen–Morley theorem — https://4ort.xyz/entity/petersen-morley-theorem (retrieved 2026-05-03)

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