A root is an individual nonzero vector in a root system. For a complex semisimple Lie algebra, it is a nonzero weight of the Adjoint representation restricted to a Cartan subalgebra; its root space consists of vectors satisfying for all in that subalgebra.
A root branching from an existing root. Its initiation, emergence and elongation are distinct developmental stages subject to environmental and hormonal regulation.

Articles by others on the same topic (0)

There are currently no matching articles.