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Cantor's diagonal argument

math Maturity 7-9

Some groups are very big. They have many, many things in them. Some groups are even bigger than others. A man named Cantor found this out. He used a smart trick to show it. Can you find big groups too?

Diagonal argument 01 svg.svg
Diagonal argument 01 svg.svg

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📚 Content adapted from Wikipedia | Readability: FK 10.2 | Vital Level 5