Among his first major film roles were as the loyal Titch in the 1983 fantasy adventure film Krull directed by Peter Yates and as the young Peter the Great in a 1986 mini-series.
Wolfgang Krull (Über verallgemeinerte endliche Abelsche Gruppen, M. Z. 23 (1925) 161–196), returned to G.A. Miller's original problem of direct products of abelian groups by extending to abelian operator groups with ascending and descending chain conditions.
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of Math (1909)), for finite groups, though he mentions some credit is due to an earlier study of G.A. Miller where direct products of abelian groups were considered.