Chaplygin (masculine) or Chaplygina (feminine; also masculine genitive) may refer to:
;People
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Sergey Chaplygin (1869–1942), Russian/Soviet physicist
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Stanislav Chaplygin (b. 1967), retired Russian professional association football player
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Valery Chaplygin
Valery Andreyevich Chaplygin (russian: Валерий Андреевич Чаплыгин; born 23 May 1952) is a Soviet cyclist. He was part of the Soviet team that won the 100 km team time trial at the 1976 Summer Olympics and 1977 UCI R ...
(b. 1952), Soviet Olympic cyclist
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Yury Chaplygin, Russian academician
;Places
*Chaplygin Urban Settlement, a municipal formation which
Chaplygin Town Under District Jurisdiction in Chaplyginsky District of Lipetsk Oblast is incorporated as
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Chaplygin (inhabited locality) (''Chaplygina''), several inhabited localities in Russia
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Chaplygin (crater)
Chaplygin is a large lunar impact crater that lies on the far side of the Moon. It is located to the southeast of the huge walled plain Mendeleev, about midway between the craters Schliemann to the northeast and Marconi to the southwest. It ...
, a lunar crater named after Sergey Chaplygin
*4032 Chaplygin, a
minor planet
See also
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Chaplygin gas
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Chaplygin problem
In mathematics, particularly in the fields of nonlinear dynamics and the calculus of variations, the Chaplygin problem is an isoperimetric problem with a differential constraint. Specifically, the problem is to determine what flight path an ai ...
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Chaplygin sleigh
The Chaplygin sleigh is a simple pedagogical example of a nonholonomic system in mechanics, described by Sergey Chaplygin
Sergey Alexeyevich Chaplygin (russian: Серге́й Алексе́евич Чаплы́гин; 5 April 1 ...
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Chaplygin's equation In gas dynamics, Chaplygin's equation, named after Sergei Alekseevich Chaplygin (1902), is a partial differential equation useful in the study of transonic flow. It is
:
\frac +
\frac\frac+v \frac=0.
Here, c=c(v) is the speed of sound, determined ...
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Chaplyginsky District
Chaplyginsky District (russian: Чаплы́гинский райо́н) is an administrativeLaw #382-OZ and municipalLaw #114-OZ district (raion), one of the eighteen in Lipetsk Oblast, Russia. It is located in the northeast of the oblast. The ar ...
{{Disambiguation, geo, surname