aleph-null

English

Etymology

From its mathematical symbol ℵ₀, from א, aleph, the first letter of the Hebrew alphabet.

Proper noun

(set theory) The first of the transfinite cardinal numbers; corresponds to the number of natural numbers.

Synonyms

(first transfinite cardinal number): aleph-naught, aleph-nought, aleph-zero, ℵ₀

Related terms

aleph-one

Translations

first of the transfinite cardinal numbers

Finnish: alef-nolla
Hebrew: א' אֶפֶס‎ m (álef éfes)

Portuguese: alef zero m

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