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aleph-null
[ ah-lif-nuhl ]
noun
, Mathematics.
- the cardinal number of the set of all positive integers; the smallest transfinite cardinal number.
aleph-null
noun
- the smallest infinite cardinal number; the cardinal number of the set of positive integers א0
aleph-null
/ ä′lĕf-nŭl′ /
- The first of the transfinite cardinal numbers, corresponding to the number of elements in the set of positive integers.
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Word History and Origins
Origin of aleph-null1
First recorded in 1905–10
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