4:15 PM
In the HNQ: Why is the empty set described as "unique" when it is a subset of every set? Probably because of the catchy title.
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I am completely new to set theory, so please bear with me. I have watched a youtube video that is an introduction to set theory and have read enough basic websites to have learned that the empty set is a subset of every set, and that it is unique. I understand the first proposition, but not the s...
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