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 l^infinity
Сообщение01.03.2008, 23:37 
I am stack looking for functional on l^{\infty}, which is not in l^{1}

In addition, it is well known that if X Banach and \|T\|<1, then I-T is an isomorphism. T \in B(X)

I need counter-example in case where X is not Banach!

 
 
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