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fundamental theorem of algebra

Every polynomial has a real or complex root
Intangible theorem Q192760
fundamental theorem of algebra
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Summary

fundamental theorem of algebra is a theorem[1]. It ranks in the top 3% of theorem entities by monthly Wikipedia readership (4,128 views/month).[2]

Key Facts

  • Named after: Jean Le Rond d'Alembert[3], Carl Friedrich Gauss[4]
  • Part of: list of theorems[5]
  • Commons category: Fundamental theorem of algebra[6]
  • Proved by: Jean-Robert Argand[7]
  • Described by source: Mathwords[8]
  • Different from: fundamental theorem of arithmetic[9]
  • Studied by: algebra[10], complex analysis[11]
  • On focus list of Wikimedia project: Wikipedia:Vital articles/Level/4[12]
  • Maintained by WikiProject: WikiProject Mathematics[13]
  • P14534: Complex.isAlgClosed[14]

Why It Matters

fundamental theorem of algebra has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[15] It is known by 44 alternative names across languages and contexts.[16]

Related Entities

Carl Friedrich Gauss Jean Le Rond d'Alembert Jean-Robert Argand

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.
  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). fundamental theorem of algebra. Retrieved October 20, 2026, from https://4ort.xyz/entity/fundamental-theorem-of-algebra
MLA “fundamental theorem of algebra.” 4ort.xyz Knowledge Graph, 4ort.xyz, 20 Oct. 2026, https://4ort.xyz/entity/fundamental-theorem-of-algebra.
BibTeX @misc{4ortxyz_fundamental-theorem-of-algebra_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{fundamental theorem of algebra}}, year = {2026}, url = {https://4ort.xyz/entity/fundamental-theorem-of-algebra}, note = {Accessed: 2026-10-20}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): fundamental theorem of algebra — https://4ort.xyz/entity/fundamental-theorem-of-algebra (retrieved 2026-10-20)

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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. 4w ago · AddyLockPool · 2026-09-19 view diff on Wikidata ↗
    Described by source → Mathwords
    "/* wbsetclaim-create:2||1 */ Described by source: Mathwords"
  2. 18w ago · Yirba · 2026-06-17 view diff on Wikidata ↗
    Studied by → algebra, complex analysis
    On focus list of wikimedia project → Wikipedia:Vital articles/Level/4
    Named after → Jean Le Rond d'Alembert, Carl Friedrich Gauss
    Local thumb → —
    + 10 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ P14534: Complex.isAlgClosed"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.