From Wikipedia, the free encyclopedia
|This article does not cite any sources. (June 2008) (Learn how and when to remove this template message)|
In physics, in renormalization theory, an accidental symmetry is a symmetry which is present in a renormalizable theory only because the terms which break it have too high a dimension to appear in the Lagrangian[disambiguation needed].
|This quantum mechanics-related article is a stub. You can help Wikipedia by expanding it.|