Math 2.0

Field theory and polynomials Differential and difference algebra Concept

Picard–Vessiot extension

Summary

A Picard–Vessiot extension is the smallest differential field extension that contains a full set of solutions of a linear differential equation. It adds no new constants. It plays the role for linear differential equations that the splitting field plays for polynomial equations. Its group of differential automorphisms is the differential Galois group of the equation, the main object of differential Galois theory.

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Further reading

  1. Web https://en.wikipedia.org/wiki/Picard–Vessiot_theory
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TagTB53Y5NMJD
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Kindconcept
WritingW0 stub
MSC12H05, 34M15
SpecializesField extension
Changed2 November 2026

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