aleph null (Q1445491)
cardinal of the set of all natural numbers, and more generally of any well-ordered and countable infinite set
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aliases aleph-null
aleph naught
aleph-naught
aleph zero
aleph-zero
ℵ0
ℵ₀
countable infinity
description cardinal of the set of all natural numbers, and more generally of any well-ordered and countable infinite set

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