Cartan’s criterion

A Lie algebraMathworldPlanetmath 𝔤 is semi-simple if and only if its Killing formMathworldPlanetmathPlanetmath B𝔤 is nondegenerate.

Title Cartan’s criterion
Canonical name CartansCriterion
Date of creation 2013-03-22 13:15:50
Last modified on 2013-03-22 13:15:50
Owner bwebste (988)
Last modified by bwebste (988)
Numerical id 5
Author bwebste (988)
Entry type Theorem
Classification msc 17B20