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What is the difference between {2,3} and {{2,3}}
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What is the difference between {2,3} and {{2,3}}

User BinW
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\{2,3\} is a set containing two elements - numbers 2 and 3


\{\{2,3\}\} is a set containing one element - a set
\{2,3\}

User Chris Laplante
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