normal series

(redirected from Subnormal series)

normal series

[′nȯr·məl ′sir‚ēz]
(mathematics)
A normal series of a group G is a normal tower of subgroups of G, G0, G1, … , Gn , in which G0= G and Gn is the trivial group containing only the identity element.
References in periodicals archive ?
A solvable group has a subnormal series of subgroups.
G is solvable if it has a subnormal series so that [G.
A subnormal series of left coideal subalgebras of H