law of noncontradiction

theorem of logic
Intangible theorem Q868437
Press Enter · cited answer in seconds

law of noncontradiction

Summary

law of noncontradiction is a theorem[1]. It ranks in the top 9% of theorem entities by monthly Wikipedia readership (916 views/month).[2]

Key Facts

  • law of noncontradiction's instance of is recorded as theorem[3].
  • law of noncontradiction's instance of is recorded as philosophical concept[4].
  • law of noncontradiction's described by source is recorded as Encyclopædia Britannica 11th edition[5].
  • law of noncontradiction's described by source is recorded as Armenian Soviet Encyclopedia, vol. 6[6].
  • law of noncontradiction's has effect is recorded as reductio ad absurdum[7].
  • law of noncontradiction's different from is recorded as principle of excluded middle[8].
  • law of noncontradiction's maintained by WikiProject is recorded as WikiProject Mathematics[9].

Body

Definition and Type

Recorded instance of include theorem[3] and philosophical concept[4].

Why It Matters

law of noncontradiction ranks in the top 9% of theorem entities by monthly Wikipedia readership (916 views/month).[2] It has Wikipedia articles in 23 language editions, a strong signal of global cultural recognition.[10] It is known by 26 alternative names across languages and contexts.[11]

📑 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). law of noncontradiction. Retrieved May 3, 2026, from https://4ort.xyz/entity/law-of-noncontradiction
MLA “law of noncontradiction.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/law-of-noncontradiction.
BibTeX @misc{4ortxyz_law-of-noncontradiction_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{law of noncontradiction}}, year = {2026}, url = {https://4ort.xyz/entity/law-of-noncontradiction}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): law of noncontradiction — https://4ort.xyz/entity/law-of-noncontradiction (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/law-of-noncontradiction · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 15h ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 2SbuNW
    Instance of theorem, philosophical concept
    Described by source Encyclopædia Britannica 11th edition, Armenian Soviet Encyclopedia, vol. 6
    Aliases
    + 4 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.