A set is open if and only if its complement is closed.

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Foundations of Mathematical Economics

ISBN: 978-0262531924

1st edition

Authors: Michael Carter

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Question Posted: May 02, 2016 11:33 AM

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A set is open if and only if its complement is closed.

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Assume that is open Every has a neighborhood which is disjoint from Hence no is a closure poi...View the full answer

Foundations of Mathematical Economics

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