# Involution

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**Involution** may refer to:

## Mathematics

- [Involution (mathematics)](/source/Involution_(mathematics)), a function that is its own inverse
- [Involution algebra](/source/Involution_algebra), a *-algebra: a type of algebraic structure
- [Involute](/source/Involute), a construction in the differential geometry of curves
- [Exponentiation](/source/Exponentiation) (archaic use of the term)

## Socioeconomics

- [Involution (economics)](/source/Involution_(economics)), an economic concept that describes an excess of competition[1]
- [Neijuan](/source/Neijuan), a Chinese concept related to intense social pressure
- *[Agricultural Involution](/source/Agricultural_Involution)*, a 1963 study of intensification of production through increased labour inputs

## Philosophy

- [Involution (esoterism)](/source/Involution_(esoterism)), several notions of a counterpart to evolution
- [Involution (Meher Baba)](/source/Involution_(Meher_Baba)), the inner path of the human soul to the self as described by Meher Baba
- [Involution (Sri Aurobindo)](/source/Involution_(Sri_Aurobindo)), term in the philosophy of Sri Aurobindo

## Other uses

- [Involution (medicine)](/source/Involution_(medicine)), the shrinking of an organ (such as the uterus after pregnancy)
- [*Involution* (album)](/source/Involution_(album)), a 1998 music album by Michael Marcus and the Jaki Byard trio

## References

1. ["China’s Problem With Competition: There’s Too Much of It"](https://www.nytimes.com/2025/07/22/business/china-involution-competition-deflation.html). *[The New York Times](/source/The_New_York_Times)*. 2025-07-22.

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