# Category:Perturbation theory

*https://en.wikipedia.org/wiki/Category:Perturbation_theory*

This category deals with topics in perturbation theory and variational principles, which commonly occur in the theory of differential equations, with problems in quantum mechanics forming an important subset thereof.

## Subcategories

This category has the following 2 subcategories, out of 2 total.

## Pages in category "Perturbation theory"

The following 22 pages are in this category, out of 22 total. This list may not reflect recent changes ( learn more).