Seppo Linnainmaa

Finnish mathematician
Person human Q23682411
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Seppo Linnainmaa

Summary

Seppo Linnainmaa is a human[1]. Born in Pori[2], he… he was born on 1945[3]. He worked as a computer scientist[4] and mathematician[5]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (35 views/month, #7,259 of 1,000,298).[6]

Key Facts

  • Born in Pori[2], Seppo Linnainmaa…
  • Seppo Linnainmaa was born on 1945[3].
  • Seppo Linnainmaa was born on September 28, 1945[7].
  • Seppo Linnainmaa held citizenship in Finland[8].
  • Seppo Linnainmaa worked as a computer scientist[4].
  • Seppo Linnainmaa worked as a mathematician[5].
  • Seppo Linnainmaa was employed by University of Helsinki[9].
  • Seppo Linnainmaa was educated at University of Helsinki[10].
  • Seppo Linnainmaa's doctoral advisor was Martti Tienari[11].
  • Seppo Linnainmaa is recorded as male[12].
  • Seppo Linnainmaa's instance of is recorded as human[13].
  • Seppo Linnainmaa's family name is recorded as Linnainmaa[14].
  • Seppo Linnainmaa's given name is recorded as Seppo[15].
  • Seppo Linnainmaa's languages spoken, written or signed is recorded as Finnish[16].
  • Seppo Linnainmaa's maintained by WikiProject is recorded as WikiProject Mathematics[17].

Body

Origins and Family

Seppo Linnainmaa's place of birth was Pori[2]. Recorded date of birth include 1945[3] and September 28, 1945[7].

Education

Seppo Linnainmaa's education included a stint at University of Helsinki[10]. His doctoral advisor was Martti Tienari[11].

Career and Affiliations

Recorded occupations include computer scientist[4] and mathematician[5]. Among Seppo Linnainmaa's employers was University of Helsinki[9].

Why It Matters

Seppo Linnainmaa ranks in the top 0.73% of human entities by monthly Wikipedia readership (35 views/month, #7,259 of 1,000,298).[6] He has Wikipedia articles in 7 language editions, a strong signal of global cultural recognition.[18] He is known by 9 alternative names across languages and contexts.[19]

He is credited with the discovery of backpropagation[20], an optimization algorithm[21].

FAQs

Where was Seppo Linnainmaa born?

Seppo Linnainmaa was born in Pori[2].

What did Seppo Linnainmaa do for work?

Seppo Linnainmaa worked as computer scientist[4] and mathematician[5].

Where did Seppo Linnainmaa go to school?

Seppo Linnainmaa was educated at University of Helsinki[10].

What did Seppo Linnainmaa discover?

Seppo Linnainmaa is credited as discoverer of backpropagation[20].

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [12] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  3. [8] ↑ . wikidata.org.
  4. [13] ↑ . wikidata.org.
  5. [10] ↑ . wikidata.org.
  6. [4] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  7. [5] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [11] ↑ . Mathematics Genealogy Project. wikidata.org.
  10. [3] ↑ . wikidata.org.
  11. [7] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [20] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [21] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [6] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [18] ↑ . Wikidata sitelinks. wikidata.org.
  3. [19] ↑ . 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). Seppo Linnainmaa. Retrieved October 9, 2026, from https://4ort.xyz/entity/seppo-linnainmaa
MLA “Seppo Linnainmaa.” 4ort.xyz Knowledge Graph, 4ort.xyz, 9 Oct. 2026, https://4ort.xyz/entity/seppo-linnainmaa.
BibTeX @misc{4ortxyz_seppo-linnainmaa_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Seppo Linnainmaa}}, year = {2026}, url = {https://4ort.xyz/entity/seppo-linnainmaa}, note = {Accessed: 2026-10-09}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Seppo Linnainmaa — https://4ort.xyz/entity/seppo-linnainmaa (retrieved 2026-10-09)

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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. 8d ago · Printstream · 2026-10-01 view diff on Wikidata ↗
    Date of birth → +1945-00-00T00:00:00Z, +1945-09-28T00:00:00Z
    Claims rich → —
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/57226|batch #57226]]: Import and prefer more precise dates from dewiki"
  2. 20w ago · Epìdosis · 2026-05-19 view diff on Wikidata ↗
    Place of birth → Pori
    Google knowledge graph id → /g/11c56365lz
    Citizenship → —
    Gnd id → —
    + 41 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/32081|batch #32081]]: import P21 and P106 from GND (23)"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.