Sergey Chaplygin

Russian mathematician (1869–1942)
Person human Q983316
Sergey Chaplygin
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Sergey Chaplygin

Summary

Sergey Chaplygin is a human[1]. Born in Chaplygin[2], he… he was born on April 5, 1869[3]. He passed away in Novosibirsk[4]. He died on October 8, 1942[5]. He worked as a mathematician[6], physicist[7], engineer[8], and university teacher[9]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (991 views/month, #7,283 of 1,000,298).[10]

Key Facts

  • Sergey Chaplygin was born in Chaplygin[2].
  • Sergey Chaplygin died in Novosibirsk[4].
  • Sergey Chaplygin was born on April 5, 1869[3].
  • Sergey Chaplygin died on October 8, 1942[5].
  • Sergey Chaplygin is buried at Chaplygin Siberian Scientific Research Institute of Aviation[11].
  • Sergey Chaplygin held citizenship in Russian Empire[12].
  • Sergey Chaplygin held citizenship in Soviet Union[13].
  • Sergey Chaplygin worked as a mathematician[6].
  • Sergey Chaplygin's professions included physicist[7].
  • Sergey Chaplygin's professions included engineer[8].
  • Sergey Chaplygin worked as a university teacher[9].
  • Sergey Chaplygin's field of work was mechanics[14].
  • Sergey Chaplygin's field of work was theory of differential equations[15].
  • Sergey Chaplygin's field of work was physics[16].
  • Sergey Chaplygin's field of work was mechanical engineering[17].
  • Sergey Chaplygin's field of work was aeromechanics[18].
  • Sergey Chaplygin's field of work was aerodynamics[19].
  • Sergey Chaplygin held the position of director[20].
  • Among Sergey Chaplygin's employers was Guerrier Courses[21].
  • Sergey Chaplygin was employed by Central Aerohydrodynamic Institute[22].
  • Sergey Chaplygin was educated at Faculty of Physics and Mathematics of Moscow Imperial University[23].
  • Sergey Chaplygin's education included a stint at Lomonosov Moscow State University[24].
  • Sergey Chaplygin's education included a stint at Q16631749[25].
  • Sergey Chaplygin's doctoral advisor was Nikolay Zhukovsky[26].
  • A notable work attributed to Sergey Chaplygin is Chaplygin's equation[27].

Body

Origins and Family

Sergey Chaplygin was born in Chaplygin[2]. He was born on April 5, 1869[3].

Education

Educated at Faculty of Physics and Mathematics of Moscow Imperial University[23], a faculty[28], in Russian Empire[29], founded in 1804[30]; Lomonosov Moscow State University[24], a public university[31], in Russia[32], founded in 1755[33], headquartered in Moscow[34]; and Q16631749[25], a Gymnasium[35], in Russia[36], founded in 1809[37]. Sergey Chaplygin's doctoral advisor was Nikolay Zhukovsky[26].

Career and Affiliations

Recorded occupations include mathematician[6], physicist[7], engineer[8], and university teacher[9]. Fields of work include mechanics[14], a branch of physics[38]; theory of differential equations[15], a branch of mathematics[39]; physics[16], a branch of science[40]; mechanical engineering[17], a branch of engineering[41]; aeromechanics[18], an academic discipline[42]; and aerodynamics[19], an academic discipline[43]. Employers include Guerrier Courses[21], a higher education institution[44], in Russian Empire[45], founded in 1872[46] and Central Aerohydrodynamic Institute[22], a research institute[47], in Russia[48], founded in 1918[49], headquartered in Zhukovsky[50]. Sergey Chaplygin held the position of director[20]. Doctoral students include Andrey Minakov[51], Xämit Möştäri[52], Nikolai Kochin[53], and Leonid Sedov[54].

Works and Contributions

Notable works include Chaplygin's equation[27], Kutta condition[55], Chaplygin gas[56], Chaplygin problem[57], and Chaplygin sleigh[58]. Things named for Sergey Chaplygin include Chaplygin[59], a city or town[60], in Russia[61], founded in 1638[62]; Kutta condition[63], a postulate[64]; Chaplygin's equation[65], an equation[66]; Chaplygin gas[67]; and 4032 Chaplygin[68].

Recognition

Awards received include Order of Lenin[69], an order[70], in Soviet Union[71], founded in 1930[72]; Hero of Socialist Labour[73], a title of honor[74], in Soviet Union[75], founded in 1938[76]; Order of the Red Banner of Labour[77], a socialist order of merit[78], in Soviet Union[79], founded in 1928[80]; Honored Scientist of the RSFSR[81], an official honorary title of RSFSR[82], in Soviet Union[83], founded in 1931[84]; Order of Saint Stanislaus, 3rd class[85], a grade of an order[86], in Russian Empire[87]; and Order of St. Vladimir[88].

Death and Burial

Sergey Chaplygin died on October 8, 1942[5]. He passed away in Novosibirsk[4]. The cause of death was stroke[89]. He is buried at Chaplygin Siberian Scientific Research Institute of Aviation[11].

Why It Matters

Sergey Chaplygin ranks in the top 0.73% of human entities by monthly Wikipedia readership (991 views/month, #7,283 of 1,000,298).[10] He has Wikipedia articles in 19 language editions, a strong signal of global cultural recognition.[90] He is known by 53 alternative names across languages and contexts.[91]

He is credited with the discovery of Kutta condition[92], a postulate[93]. Entities named for him include Chaplygin[59], a city or town[60], in Russia[61], founded in 1638[62]; Kutta condition[63], a postulate[64]; Chaplygin's equation[65], an equation[66]; Chaplygin gas[67]; and 4032 Chaplygin[68].

His notable doctoral advisees include Leonid Sedov[94], a physicist[95], 1907–1999[96], of Russian Empire[97], awarded the Order of the Badge of Honour[98], specialised in physics[99]; Nikolai Kochin[100], a mathematician[101], 1901–1944[102], of Soviet Union[103], specialised in physics[104]; and Xämit Möştäri[105], a mathematician[106], 1900–1981[107], of Soviet Union[108], awarded the Order of Lenin[109], specialised in physics[110].

FAQs

Where was Sergey Chaplygin born?

Sergey Chaplygin was born in Chaplygin[2].

Where did Sergey Chaplygin die?

Sergey Chaplygin died in Novosibirsk[4].

What did Sergey Chaplygin do for work?

Sergey Chaplygin worked as mathematician[6], physicist[7], engineer[8], and university teacher[9].

Where did Sergey Chaplygin go to school?

Sergey Chaplygin was educated at Faculty of Physics and Mathematics of Moscow Imperial University[23], Lomonosov Moscow State University[24], and Q16631749[25].

What awards did Sergey Chaplygin receive?

Honors received include Order of Lenin[69], Hero of Socialist Labour[73], Order of the Red Banner of Labour[77], and Honored Scientist of the RSFSR[81].

What did Sergey Chaplygin discover?

Sergey Chaplygin is credited as discoverer of Kutta condition[92].

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [12] ↑ . wikidata.org.
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  40. [58] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [92] ↑ . wikidata.org. → on this site
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Inline context (facts about related entities)

  1. [28] ↑ . Wikidata. wikidata.org. → on this site
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Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [10] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [90] ↑ . Wikidata sitelinks. wikidata.org.
  3. [91] ↑ . 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). Sergey Chaplygin. Retrieved October 8, 2026, from https://4ort.xyz/entity/sergey-chaplygin
MLA “Sergey Chaplygin.” 4ort.xyz Knowledge Graph, 4ort.xyz, 8 Oct. 2026, https://4ort.xyz/entity/sergey-chaplygin.
BibTeX @misc{4ortxyz_sergey-chaplygin_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Sergey Chaplygin}}, year = {2026}, url = {https://4ort.xyz/entity/sergey-chaplygin}, note = {Accessed: 2026-10-08}}
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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. 21d ago · Ferran Mir · 2026-09-18 view diff on Wikidata ↗
    Birth name → Сергей Алексеевич Чаплыгин
    National library of lithuania id → LNB:BEjp;=Bx
    Image → Chaplygin S A.jpg, Sergey Chaplygin by N.A. Andreev.jpg, Sergey Chaplygin on 1880s.jpg +1
    Doctoral student → Andrey Minakov, Xämit Möştäri, Nikolai Kochin +1
    + 4 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ [[Property:P69]]: [[Q16631749]]"
  2. 13w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 → 2YsyVr
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
  3. 23w ago · MariuszRokin · 2026-04-30 view diff on Wikidata ↗
    Manner of death → natural causes
    Aliases → —
    Doctoral advisor → Nikolay Zhukovsky
    Award received → Order of Lenin, Hero of Socialist Labour, Order of the Red Banner of Labour +7
    + 31 other properties edited (see Wikidata diff for full list)
    "/* wbcreateclaim-create:1| */ [[Property:P3368]]: 1031960, [[:toollabs:quickstatements/#/batch/257026|batch #257026]]"
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