(t)What is the difference between {2, 3} and {{2, 3}}?

asked Sep 18, 2021 139k views

1 vote

(t)What is the difference between
{2, 3} and {{2, 3}}?

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6 votes

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

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

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