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math.FA2000
Complemented subspaces of products of Banach spaces
Alex Chigogidze
We show that complemented subspaces of uncountable products of Banach spaces are products of complemented subspaces of countable subproducts.
math.FA2000
Complemented subspaces of locally convex direct sums of Banach spaces
Alex Chigogidze
We show that a complemented subspace of a locally convex direct sum of an uncountable collection of Banach spaces is a locally convex direct sum of complemented subspaces of counta…
math.AT2000
Extension dimension and C-spaces
Alex Chigogidze, Vesko Valov
Some generalizations of the classical Hurewicz formula are obtained for extension dimension and C-spaces.
math.GN2000
Topological AE(0)-groups
Alex Chigogidze
We investigate topological AE(0) -groups class of which contains the class of Polish groups as well as the class of all locally compact groups. We establish the existence of an uni…