# Sergey Chaplygin

> Sergey Alexeyevich Chaplygin was a Russian and Soviet physicist, mathematician, and mechanical engineer. He is known for mathematical formulas such as Chaplygin's equation and for a hypothetical substance in cosmology called Chaplygin gas, named after him.

*Russian mathematician (1869–1942)*

**Canonical URL:** https://fame.am/person/sergey-chaplygin

## Identity
- **Profile type:** Academic ([Wikidata](https://www.wikidata.org/entity/Q39631))
- **Category:** Academics
- **Born:** 1869-04-05
- **Died:** 1942-10-08
- **Status:** deceased
- **Gender:** male

## Bio

Imported from discovery source: wikidata-dump

## Fame
- **Popularity score:** 50.9 / 100
- **Momentum:** 0.0 / 100  (trend: FALLING)
- **Historical depth:** 20.4 / 100
- **Now attention:** 0.0 / 100
- **Source confidence:** 60.0 / 100
- **Profile completeness:** 60.0 / 100

## Sources
- [Sergej Tjaplygin](https://sv.wikipedia.org/wiki/Sergej_Tjaplygin)
- [سيرجى تشاپليجين](https://arz.wikipedia.org/wiki/%D8%B3%D9%8A%D8%B1%D8%AC%D9%89_%D8%AA%D8%B4%D8%A7%D9%BE%D9%84%D9%8A%D8%AC%D9%8A%D9%86)
- [Sergey Çaplıgin](https://az.wikipedia.org/wiki/Sergey_%C3%87apl%C4%B1gin)
- [Сяргей Аляксеевіч Чаплыгін](https://be.wikipedia.org/wiki/%D0%A1%D1%8F%D1%80%D0%B3%D0%B5%D0%B9_%D0%90%D0%BB%D1%8F%D0%BA%D1%81%D0%B5%D0%B5%D0%B2%D1%96%D1%87_%D0%A7%D0%B0%D0%BF%D0%BB%D1%8B%D0%B3%D1%96%D0%BD)
- [Serguei Txapliguin](https://ca.wikipedia.org/wiki/Serguei_Txapliguin)
- [Sergej Čaplygin](https://cs.wikipedia.org/wiki/Sergej_%C4%8Caplygin)
- [Sergei Alexejewitsch Tschaplygin](https://de.wikipedia.org/wiki/Sergei_Alexejewitsch_Tschaplygin)
- [Sergey Chaplygin](https://en.wikipedia.org/wiki/Sergey_Chaplygin)
- [Serguéi Chaplyguin](https://es.wikipedia.org/wiki/Sergu%C3%A9i_Chaplyguin)
- [سرگئی چاپلیگین](https://fa.wikipedia.org/wiki/%D8%B3%D8%B1%DA%AF%D8%A6%DB%8C_%DA%86%D8%A7%D9%BE%D9%84%DB%8C%DA%AF%DB%8C%D9%86)
- [Sergei Tšaplygin](https://fi.wikipedia.org/wiki/Sergei_T%C5%A1aplygin)
- [Sergueï Tchaplyguine](https://fr.wikipedia.org/wiki/Sergue%C3%AF_Tchaplyguine)
- [סרגיי צ'פליגין](https://he.wikipedia.org/wiki/%D7%A1%D7%A8%D7%92%D7%99%D7%99_%D7%A6'%D7%A4%D7%9C%D7%99%D7%92%D7%99%D7%9F)
- [Sergey Chaplygin](https://ht.wikipedia.org/wiki/Sergey_Chaplygin)
- [Szergej Alekszejevics Csapligin](https://hu.wikipedia.org/wiki/Szergej_Alekszejevics_Csapligin)
- [Սերգեյ Չապլիգին](https://hy.wikipedia.org/wiki/%D5%8D%D5%A5%D6%80%D5%A3%D5%A5%D5%B5_%D5%89%D5%A1%D5%BA%D5%AC%D5%AB%D5%A3%D5%AB%D5%B6)
- [Sergej Alekseevič Čaplygin](https://it.wikipedia.org/wiki/Sergej_Alekseevi%C4%8D_%C4%8Caplygin)
- [სერგეი ჩაპლიგინი](https://ka.wikipedia.org/wiki/%E1%83%A1%E1%83%94%E1%83%A0%E1%83%92%E1%83%94%E1%83%98_%E1%83%A9%E1%83%90%E1%83%9E%E1%83%9A%E1%83%98%E1%83%92%E1%83%98%E1%83%9C%E1%83%98)
- [Сергей Алексеевич Чаплыгин](https://kk.wikipedia.org/wiki/%D0%A1%D0%B5%D1%80%D0%B3%D0%B5%D0%B9_%D0%90%D0%BB%D0%B5%D0%BA%D1%81%D0%B5%D0%B5%D0%B2%D0%B8%D1%87_%D0%A7%D0%B0%D0%BF%D0%BB%D1%8B%D0%B3%D0%B8%D0%BD)
- [세르게이 차플리긴](https://ko.wikipedia.org/wiki/%EC%84%B8%EB%A5%B4%EA%B2%8C%EC%9D%B4_%EC%B0%A8%ED%94%8C%EB%A6%AC%EA%B8%B4)
- [Sergueï Tchaplyguine](https://mg.wikipedia.org/wiki/Sergue%C3%AF_Tchaplyguine)
- [Siergiej Czapłygin](https://pl.wikipedia.org/wiki/Siergiej_Czap%C5%82ygin)
- [Sergei Tchaplygin](https://pt.wikipedia.org/wiki/Sergei_Tchaplygin)
- [Serghei Ciaplîghin](https://ro.wikipedia.org/wiki/Serghei_Ciapl%C3%AEghin)
- [Чаплыгин, Сергей Алексеевич](https://ru.wikipedia.org/wiki/%D0%A7%D0%B0%D0%BF%D0%BB%D1%8B%D0%B3%D0%B8%D0%BD%2C_%D0%A1%D0%B5%D1%80%D0%B3%D0%B5%D0%B9_%D0%90%D0%BB%D0%B5%D0%BA%D1%81%D0%B5%D0%B5%D0%B2%D0%B8%D1%87)
- [Wikidata](https://www.wikidata.org/wiki/Q983316)

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