Аннотация:
A continuous isomorphism of topological rings is a superposition of a finite number of semi-topological isomorphisms if and only if it is a narrowing on an accessible subring of some topological homomorphism.
Ключевые слова и фразы:Topological ring, fundamental system of neighbourhoods of zero, continuous homomorphism, topological homomorphism, semi-topological isomorphism, accessible subrings, superposition of isomorphism.