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Rule 90

elementary cellular automaton based on the exclusive-or function
Thing elementary_cellular_automaton Q7378926
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Rule 90

Summary

Rule 90 is an elementary cellular automaton[1]. It draws 86 Wikipedia views per month (elementary_cellular_automaton category, ranking #3 of 4).[2]

Key Facts

  • Rule 90's video is recorded as Rule 90 animated 25 gen.gif[3].
  • Rule 90's image is recorded as R090 rand 0.png[4].
  • Rule 90's instance of is recorded as elementary cellular automaton[5].
  • Rule 90's Commons category is recorded as Rule 90[6].
  • Rule 90's Freebase ID is recorded as /m/03yc780[7].
  • Rule 90's uses is recorded as XOR gate[8].
  • Rule 90's MathWorld ID is recorded as Rule90[9].
  • Rule 90's schematic is recorded as Rule 90 gate array.svg[10].
  • Rule 90's maintained by WikiProject is recorded as WikiProject Mathematics[11].
  • Rule 90's Microsoft Academic ID is recorded as 2777847155[12].

Why It Matters

Rule 90 draws 86 Wikipedia views per month (elementary_cellular_automaton category, ranking #3 of 4).[2]

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.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.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). Rule 90. Retrieved May 3, 2026, from https://4ort.xyz/entity/rule-90
MLA “Rule 90.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/rule-90.
BibTeX @misc{4ortxyz_rule-90_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Rule 90}}, year = {2026}, url = {https://4ort.xyz/entity/rule-90}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Rule 90 — https://4ort.xyz/entity/rule-90 (retrieved 2026-05-03)

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