| 单词 | natural number |
| 释义 | > as lemmasnatural number natural number n. [compare French nombre naturel (1675)] Mathematics (a) a positive whole number (1, 2, 3, etc.), sometimes with the inclusion of zero; †(b) a number of which a given number is the logarithm, an antilogarithm (obsolete). ΘΚΠ the world > relative properties > number > mathematical number or quantity > [noun] > particular qualities > whole unitya1398 integer1571 integrum1594 roundnessa1654 unit1679 lateral1706 natural number1763 natural1971 1763 W. Emerson Method of Increments 113 To find the product of all natural numbers from 1 to 100. 1864 Chambers's Encycl. VI. 172/1 The logarithms..increased along with their corresponding natural numbers. 1890 Jrnl. Chem. Soc. 58 674 The corresponding components of the pairs form series whose wave-numbers are functions of the successive natural numbers. 1989 R. Penrose Emperor's New Mind (1991) iii. 84 Sets that can be put into one-to-one correspondence with the natural numbers are called countable. < as lemmas |
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