… every neighborhood of zero contains a balanced neighborhood of zero, … Let \(\mathcal{U}\) be a balanced neighborhood of θ in U and then \(E \subset t\mathcal{U}\) for some t. For \(\{u_{n}\} \subset E\), as α n → 0, there exists N such that if n > N, then \(t < \frac{1} {\vert \alpha _{n}…
CITATION STYLE
Botelho, F. (2014). Topological Vector Spaces. In Functional Analysis and Applied Optimization in Banach Spaces (pp. 3–40). Springer International Publishing. https://doi.org/10.1007/978-3-319-06074-3_1
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