Question

If d is a dense subset of a normed linear space x, show that every element of x is the sum of an absolutely convergent series whose terms are in d

Answer 1

Answer:

If M 6= 0 is any subset of a vector space X, show that span M is a subspace of X. .... A norm on X defines a metric d on X which is given by d(x ..... xk is said to be absolutely......

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