aleph-null

短语

n. 【数学】阿列夫零

别名

aleph-naught aleph-nought aleph-zero

释义与例句

name
  1. 1.

    The first of the transfinite cardinal numbers; corresponds to the number of natural numbers.

    阿列夫零

    不可数 数学

词源

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

来源：wiktionary