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单词 non-denumerable
释义

non-denumerableadj.

Brit. /ˌnɒndᵻˈnjuːm(ə)rəbl/, U.S. /ˌnɑndəˈn(j)um(ə)rəb(ə)l/, /ˌnɑndiˈn(j)um(ə)rəb(ə)l/
Origin: Formed within English, by derivation. Etymons: non- prefix, denumerable adj.
Etymology: < non- prefix + denumerable adj.
Mathematics.
Of an infinite set: not denumerable; not having a one-to-one correspondence with the set of integers.
ΚΠ
1905 Ann. Math. 6 175 An example of a non-denumerable class is the class of all non-terminating decimal fractions.
1937 Mind 46 59 The properties of integers are non-denumerable.
1968 J. J. C. Smart Between Sci. & Philos. vii. 245 A non-denumerable infinity of points.
1973 H. Nemerov Gnomes & Occasions in Coll. Poems (1977) 442 The continuum nondenumerable and dense, Dame Kind keeps rattling off her evidence.
1991 C. B. Boyer & U. C. Merzbach Hist. Math. (ed. 2) xxiii. 516 The infinity of real numbers of is of a type different from the infinity of integers, being nondenumerable.
This entry has been updated (OED Third Edition, December 2003; most recently modified version published online March 2022).
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adj.1905
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