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Introduction A Guide to the Reader
Definitions and Examples Introduction
The Field of Real Numbers
40 other sections not shown
associate ball B(x Banach space belongs bicontinuous bijective bounded functions Cauchy sequence Chapter closed sets closure cluster point co(K compact convex compact set compact space compact subset complete metric space conclude consequently Consider contained continuous functions continuous linear continuous mapping convergent sequence converges pointwise converges uniformly convex function convex hull convex set convex subset countable deduce Definition denote distance equation equivalent example exists finite number function defined functions f Hence homeomorphism implies inequality intersection interval isometry Let us show limit linear mapping locally compact lower semicontinuous lower semicontinuous function Moreover neighborhood nonempty closed subsets nonempty open normed space normed vector space obtain open ball open set pk(x Proof radius real numbers real-valued function Remark satisfies scalar product Section seminorm sequence of elements solution space F subspace sup inf Suppose surjective topological uniformly continuous upper semicontinuous