aleph-null


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Related to aleph-null: cardinal number

a·leph-null

 (ä′lĕf-nŭl′, -ləf-)
n.
The first of the transfinite cardinal numbers. It corresponds to the number of elements in the set of positive integers. Also called aleph-zero.

aleph-null

or

aleph-zero

n
(Mathematics) the smallest infinite cardinal number; the cardinal number of the set of positive integers. Symbol: א0

a′leph-null′



n.
the cardinal number of the set of all positive integers; the smallest transfinite cardinal number. Also called a′leph-ze′ro.
[1905–10]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.aleph-null - the smallest infinite integer
large integer - an integer equal to or greater than ten