Bounding point

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In functional analysis, a branch of mathematics, a bounding point of a subset of vector space is a conceptual extension of the boundary of the set.


Let A \subset X for some vector space X. Then x \in X is a bounding point for A if it is neither an internal point for A nor its complement.[1]


  1. ^ Henry Hermes; Joseph P. La Salle (1969). Functional Analysis & Time Optimal Control. Academic Press. p. 8. ISBN 9780123426505.