Let U be an ordered set. Prove the following: The minimum of U, if it exists, is unique. The maximum of U, if it exists, is unique. Any advice? Thanks in advance.
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Hello jzellt Originally Posted by jzellt Let U be an ordered set. Prove the following: The minimum of U, if it exists, is unique. The maximum of U, if it exists, is unique. Any advice? Thanks in advance. Let and be two minima of . Then Same with maxima. Grandad
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