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Cantor's Theorem on the cardinality of a set and of its powerset (countable and uncountable sets) - YouTube
![Mathigon on X: "Georg Cantor was born 174 years ago #OnThisDay. He invented Set Theory and discovered that there are different “sizes of infinity”. Despite fierce opposition during his lifetime, his work Mathigon on X: "Georg Cantor was born 174 years ago #OnThisDay. He invented Set Theory and discovered that there are different “sizes of infinity”. Despite fierce opposition during his lifetime, his work](https://pbs.twimg.com/media/D0vGA08X0AAF-vP.jpg)
Mathigon on X: "Georg Cantor was born 174 years ago #OnThisDay. He invented Set Theory and discovered that there are different “sizes of infinity”. Despite fierce opposition during his lifetime, his work
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