"transfinite number" meaning in English

See transfinite number in All languages combined, or Wiktionary

Noun

Forms: transfinite numbers [plural]
Head templates: {{en-noun}} transfinite number (plural transfinite numbers)
  1. (set theory) Any cardinal or ordinal number which is larger than any finite, i.e. natural number; often represented by the Hebrew letter aleph (ℵ) with a subscript 0, 1, etc. Wikipedia link: transfinite number Categories (topical): Set theory Hyponyms (aleph number, beth number): aleph-null, aleph-one, ω Related terms: hyperreal number, infinitesimal Translations (number larger than any finite number): numero transfinito [masculine] (Italian), número transfinito [masculine] (Portuguese)

Inflected forms

Download JSON data for transfinite number meaning in English (4.8kB)

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          "ref": "1961, Jane Muir, Of Men and Numbers: The Story of the Great Mathematicians, Courier Dover Publications, page 228",
          "text": "It will be recalled that Cantor called the first transfinite number ℵ₀. He called the second transfinite number—the one describing the set of all real numbers— C. It has not been proved whether C is the next transfinite number after ℵ₀ or whether another number exists between them.",
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          "ref": "1968, B. T. Levšenko, “Spaces of transfinite dimensionality”, in Fourteen Papers on Algebra, Topology, Algebraic and Differential Geometry, American Mathematical Soc., page 141",
          "text": "Let R be a bicompact of dimensionality #x5C;operatorname#x7B;ind#x7D;(R)#x5C;le#x5C;alpha. If #x5C;alpha is an isolated transfinite number, than at any point x#x5C;inR there exist arbitrarily small neighborhoods Vx with boundaries of dimensionality #x5C;operatorname#x7B;ind#x7D;#x5C;overline#x7B;Vx#x7D;#x5C;le#x5C;alpha-1.",
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          "ref": "1990, Joseph Warren Dauben, Georg Cantor: His Mathematics and Philosophy of the Infinite, Princeton University Press, page 180",
          "text": "After all, it was the ordinals that made precise definition of the transfinite cardinals possible. And until Cantor had introduced the order types of transfinite number classes, he could not define precisely any transfinite cardinal beyond the first power.",
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          "ref": "2009, John Tabak, Numbers: Computers, Philosophers, and the Search for Meaning, Infobase Publishing, page 153",
          "text": "For example, does there exist a transfinite number that is strictly bigger than ℵ₀ and strictly smaller than ℵ₁? In this case an instance of this in between number is too big to be put into one-to-one correspondence with the set of natural numbers, and too small to be put into one-to-one correspondence with the set of real numbers.",
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          "ref": "2012, Benjamin Wardhaugh, A Wealth of Numbers: An Anthology of 500 Years of Popular Mathematics Writing, Princeton University Press, page 136",
          "text": "Having demonstrated the existence of a one-to-one correspondence, we can conclude that the class of the squares of all the natural numbers has the same transfinite number as the class of all the natural numbers! This result is not what might have been anticipated, seeing that the second class is a proper subset of the first.",
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          "word": "aleph-one"
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          "code": "it",
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          "sense": "number larger than any finite number",
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            "masculine"
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          "word": "numero transfinito"
        },
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      "code": "it",
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        "masculine"
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      "word": "numero transfinito"
    },
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This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2024-05-05 from the enwiktionary dump dated 2024-05-02 using wiktextract (f4fd8c9 and c9440ce). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

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