Lie algebras

Documentation of DGkernel

code and documentation by jph - download from

Commutator tensor


Descending series, derived series

Killing form

Direct and semi-direct sum

Rootsystems of semi-simple Lie algebras

Matrix algebras

Commutator tensor of a matrix algebra

Close a set of matrices under commutation

Stabilisator algebras


Solvability, Cartans criterion

All real 3-dimensional Lie algebras

The simple algebra G_2

Created by Mathematica  (September 30, 2006) Valid XHTML 1.1!