The Second Topological Dual of a Normed Linear Space

The Second Topological Dual of a Normed Linear Space

Definition: Let $X$ be a normed linear space. The Second Topological Dual of $X$ denoted $X^{**}$ is the topological dual space of $X^*$.

Other terms for the second topological dual of $X$ are the "Second Dual", "Double Dual", and "Bidual.

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