First uncountable ordinal
ID: first-uncountable-ordinal
The first uncountable ordinal is denoted by the symbol \(\omega_1\). In the context of set theory and ordinal numbers, \(\omega_1\) represents the smallest ordinal number that is not countable, meaning that it cannot be put into a one-to-one correspondence with the natural numbers (the set of all finite ordinals is denoted by \(\omega\)).
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