Fibonacci

Italian mathematician (c.1170–c.1240/50)
Person human Q8763
Fibonacci
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Fibonacci

Summary

Fibonacci is a human[1]. He was born in Pisa[2]. He was born on 1170[3]. He passed away in Pisa[4]. He died on 1240[5]. He worked as a mathematician[6] and master of calculations[7]. He ranks in the top 0.62% of human entities by monthly Wikipedia readership (4,240 views/month, #6,185 of 1,000,298).[8]

Key Facts

  • Fibonacci was born in Pisa[2].
  • Fibonacci died in Pisa[4].
  • Fibonacci was born on 1170[3].
  • Fibonacci was born on 1175[9].
  • Fibonacci died on 1240[5].
  • Fibonacci died on 1250[10].
  • Fibonacci's father was Guglielmo Bonacci[11].
  • Fibonacci held citizenship in Republic of Pisa[12].
  • Fibonacci worked as a mathematician[6].
  • Fibonacci worked as a master of calculations[7].
  • Fibonacci's field of work was number theory[13].
  • Fibonacci's field of work was mathematics[14].
  • A notable work attributed to Fibonacci is Fibonacci sequence[15].
  • A notable work attributed to Fibonacci is Liber Abaci[16].
  • A notable work attributed to Fibonacci is Fibonacci number[17].
  • A notable work attributed to Fibonacci is The Book of Squares[18].
  • A notable work attributed to Fibonacci is Brahmagupta–Fibonacci identity[19].
  • A notable work attributed to Fibonacci is Practica geometriae[20].
  • Fibonacci's religion is recorded as Christianity[21].
  • Fibonacci was influenced by Abū Kāmil Shujāʿ ibn Aslam[22].
  • Fibonacci is recorded as male[23].
  • Fibonacci's instance of is recorded as human[24].
  • Fibonacci's Commons category is recorded as Fibonacci[25].
  • Fibonacci's family name is recorded as Bonacci[26].
  • Fibonacci's given name is recorded as Leonardo[27].

Body

Origins and Family

Born in Pisa[2], Fibonacci… Recorded date of birth include 1170[3] and 1175[9]. His father was Guglielmo Bonacci[11].

Career and Affiliations

Recorded occupations include mathematician[6] and master of calculations[7]. Fields of work include number theory[13], a branch of mathematics[28] and mathematics[14], an academic discipline[29].

Works and Contributions

Notable works include Fibonacci sequence[15], a constant-recursive sequence[30]; Liber Abaci[16], a literary work[31]; he number[17], a mathematical concept[32]; The Book of Squares[18], a literary work[33]; Brahmagupta–he identity[19], a theorem[34]; and Practica geometriae[20], a creative work[35]. Things named for him include he sequence[36], a constant-recursive sequence[37]; he number[38], a mathematical concept[39]; he prime[40]; Pisano period[41], a mathematical concept[42]; Brahmagupta–he identity[43], a theorem[44]; he search technique[45], a search algorithm[46]; he polynomials[47]; and he tree[48].

Personal Life

Fibonacci's religion is recorded as Christianity[21].

Death and Burial

Recorded date of death include 1240[5] and 1250[10]. Fibonacci died in Pisa[4].

Why It Matters

Fibonacci ranks in the top 0.62% of human entities by monthly Wikipedia readership (4,240 views/month, #6,185 of 1,000,298).[8] He has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[49] He is known by 55 alternative names across languages and contexts.[50]

He is credited with the discovery of Trial division[51], a primality test[52]. Works attributed to him include Liber Abaci[53], a literary work[54] and The Book of Squares[55], a literary work[56]. Entities named for him include he sequence[36], a constant-recursive sequence[37]; he number[38], a mathematical concept[39]; he prime[40]; Pisano period[41], a mathematical concept[42]; Brahmagupta–he identity[43], a theorem[44]; and he search technique[45], a search algorithm[46].

FAQs

Where was Fibonacci born?

Born in Pisa[2], Fibonacci…

Where did Fibonacci die?

Fibonacci passed away in Pisa[4].

Who were Fibonacci's parents?

Fibonacci's father was Guglielmo Bonacci[11].

What did Fibonacci do for work?

Fibonacci worked as mathematician[6] and master of calculations[7].

What did Fibonacci discover?

Fibonacci is credited as discoverer of Trial division[51].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . Q1128537. Retrieved . wikidata.org.
  2. [4] ↑ . Q1128537. Retrieved . wikidata.org.
  3. [23] ↑ . BnF authorities. Retrieved . wikidata.org.
  4. [11] ↑ . Genealogics. wikidata.org.
  5. [12] ↑ . wikidata.org.
  6. [24] ↑ . BnF authorities. Retrieved . wikidata.org.
  7. [13] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  8. [14] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  9. [6] ↑ . BnF authorities. Retrieved . wikidata.org.
  10. [7] ↑ . wikidata.org.
  11. [21] ↑ . wikidata.org.
  12. [25] ↑ . wikidata.org.
  13. [3] ↑ . Integrated Authority File. Retrieved . www-history.mcs.st-andrews.ac.uk. Provenance: wikidata.org.
  14. [9] ↑ . University of Surrey. Retrieved . maths.surrey.ac.uk. Provenance: wikidata.org.
  15. [5] ↑ . Q1128537. Retrieved . wikidata.org.
  16. [10] ↑ . MacTutor History of Mathematics archive. Retrieved . r-knott.surrey.ac.uk. Provenance: wikidata.org.
  17. [26] ↑ . wikidata.org.
  18. [27] ↑ . wikidata.org.
  19. [22] ↑ . MacTutor History of Mathematics archive. mathshistory.st-andrews.ac.uk. Provenance: wikidata.org.
  20. [15] ↑ . wikidata.org.
  21. [16] ↑ . wikidata.org.
  22. [17] ↑ . wikidata.org.
  23. [18] ↑ . wikidata.org.
  24. [19] ↑ . wikidata.org.
  25. [20] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [51] ↑ . wikidata.org. → on this site
  2. [53] ↑ . wikidata.org. → on this site
  3. [55] ↑ . wikidata.org. → on this site
  4. [36] ↑ . wikidata.org. → on this site
  5. [38] ↑ . wikidata.org. → on this site
  6. [40] ↑ . wikidata.org. → on this site
  7. [41] ↑ . wikidata.org. → on this site
  8. [43] ↑ . wikidata.org. → on this site
  9. [45] ↑ . wikidata.org. → on this site
  10. [47] ↑ . wikidata.org. → on this site
  11. [48] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [28] ↑ . Wikidata. wikidata.org. → on this site
  2. [29] ↑ . Wikidata. wikidata.org. → on this site
  3. [30] ↑ . Wikidata. wikidata.org. → on this site
  4. [31] ↑ . Wikidata. wikidata.org. → on this site
  5. [32] ↑ . Wikidata. wikidata.org. → on this site
  6. [33] ↑ . Wikidata. wikidata.org. → on this site
  7. [34] ↑ . Wikidata. wikidata.org. → on this site
  8. [35] ↑ . Wikidata. wikidata.org. → on this site
  9. [52] ↑ . Wikidata. wikidata.org. → on this site
  10. [54] ↑ . Wikidata. wikidata.org. → on this site
  11. [56] ↑ . Wikidata. wikidata.org. → on this site
  12. [37] ↑ . Wikidata. wikidata.org. → on this site
  13. [39] ↑ . Wikidata. wikidata.org. → on this site
  14. [42] ↑ . Wikidata. wikidata.org. → on this site
  15. [44] ↑ . Wikidata. wikidata.org. → on this site
  16. [46] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [8] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [49] ↑ . Wikidata sitelinks. wikidata.org.
  3. [50] ↑ . Wikidata aliases. wikidata.org.

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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. 11h ago · Printstream · 2026-10-06 view diff on Wikidata ↗
    Sitelink count → 126
    Wikipedia languages → ['af', 'als', 'an', 'ar', 'arz', 'ast', 'az', 'azb', 'ba', 'bat_smg', 'bcl', 'be
    Claims rich → —
    "/* wbeditentity-update-languages-short:0||de */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/57891|batch #57891]]: Import missing aliases from dewiki 1/5"
  2. 10w ago · Pierrotrgr · 2026-07-22 view diff on Wikidata ↗
    Biblissima authority id → Bogor
    "/* wbsetclaim-create:2||1 */ [[Property:P11493]]: Q10363, Import ID Biblissima V2 ([[:toollabs:editgroups/b/OR/74d891b831c|details]])"
  3. 12w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 → 1YPL7L
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
  4. 14w ago · Bargioni · 2026-06-28 view diff on Wikidata ↗
    Parsifal cluster id → 333449
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/38956|batch #38956]]: add P1810 to P12458"
  5. 17w ago · MariuszRokin · 2026-06-07 view diff on Wikidata ↗
    Parsifal cluster id → 333449
    "/* wbcreateclaim-create:1| */ [[Property:P12458]]: 333449, [[:toollabs:quickstatements/#/batch/259387|batch #259387]]"
  6. 20w ago · Epìdosis · 2026-05-13 view diff on Wikidata ↗
    Local thumb → —
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/30851|batch #30851]]: match CERL IDs on the basis of GND (7)"
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