apex graph

graph that can be made planar by the removal of a single vertex
Thing minor_closed_graph_class Q4779442
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apex graph

Summary

apex graph is a minor-closed graph class[1]. It draws 8 Wikipedia views per month (minor_closed_graph_class category, ranking #6 of 6).[2]

Key Facts

  • apex graph's image is recorded as Apex graph.svg[3].
  • apex graph's instance of is recorded as minor-closed graph class[4].
  • apex graph's subclass of is recorded as linklessly embeddable graph[5].
  • apex graph's subclass of is recorded as biplanar graph[6].
  • apex graph's Commons category is recorded as Apex graph[7].
  • apex graph's Freebase ID is recorded as /m/0cnyjxn[8].
  • apex graph's has characteristic is recorded as Hadwiger number[9].
  • apex graph's has characteristic is recorded as chromatic number[10].
  • apex graph's MathWorld ID is recorded as ApexGraph[11].
  • apex graph's Wolfram Language entity code is recorded as Entity["GraphClass", "Apex"][12].
  • apex graph's maintained by WikiProject is recorded as WikiProject Mathematics[13].
  • apex graph's Microsoft Academic ID is recorded as 71314843[14].

Why It Matters

apex graph draws 8 Wikipedia views per month (minor_closed_graph_class category, ranking #6 of 6).[2] It has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[15] It is known by 3 alternative names across languages and contexts.[16]

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] . Retrieved . wikidata.org.
  4. [6] . graphclasses.org. graphclasses.org. Provenance: wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . Retrieved . wikidata.org.
  8. [10] . Retrieved . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [15] . Wikidata sitelinks. wikidata.org.
  3. [16] . 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). apex graph. Retrieved May 3, 2026, from https://4ort.xyz/entity/apex-graph
MLA “apex graph.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/apex-graph.
BibTeX @misc{4ortxyz_apex-graph_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{apex graph}}, year = {2026}, url = {https://4ort.xyz/entity/apex-graph}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): apex graph — https://4ort.xyz/entity/apex-graph (retrieved 2026-05-03)

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