"representable functor" meaning in English

See representable functor in All languages combined, or Wiktionary

Noun

Forms: representable functors [plural]
Etymology: If a representable functor is naturally isomorphic to a hom functor mbox Hom(C,-) or mbox Hom(-,C), then the object C is said to represent that representable functor. Head templates: {{en-noun}} representable functor (plural representable functors)
  1. (category theory) A functor from some category to the category of sets (Set) which is naturally isomorphic to a hom functor. Categories (topical): Category theory Synonyms: representable presheaf
    Sense id: en-representable_functor-en-noun-IEX86-b1 Categories (other): English entries with incorrect language header Topics: category-theory, computing, engineering, mathematics, natural-sciences, physical-sciences, sciences

Inflected forms

Download JSONL data for representable functor meaning in English (1.5kB)

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  "etymology_text": "If a representable functor is naturally isomorphic to a hom functor mbox Hom(C,-) or mbox Hom(-,C), then the object C is said to represent that representable functor.",
  "forms": [
    {
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      "tags": [
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  "head_templates": [
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  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "name": "English entries with incorrect language header",
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        {
          "kind": "topical",
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          "name": "Category theory",
          "orig": "en:Category theory",
          "parents": [
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            "Formal sciences",
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            "Fundamental"
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          "source": "w"
        }
      ],
      "glosses": [
        "A functor from some category to the category of sets (Set) which is naturally isomorphic to a hom functor."
      ],
      "id": "en-representable_functor-en-noun-IEX86-b1",
      "links": [
        [
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        [
          "functor",
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        ],
        [
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        ],
        [
          "hom functor",
          "hom functor"
        ]
      ],
      "raw_glosses": [
        "(category theory) A functor from some category to the category of sets (Set) which is naturally isomorphic to a hom functor."
      ],
      "synonyms": [
        {
          "word": "representable presheaf"
        }
      ],
      "topics": [
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        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ]
    }
  ],
  "word": "representable functor"
}
{
  "etymology_text": "If a representable functor is naturally isomorphic to a hom functor mbox Hom(C,-) or mbox Hom(-,C), then the object C is said to represent that representable functor.",
  "forms": [
    {
      "form": "representable functors",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "representable functor (plural representable functors)",
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  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        "English entries with incorrect language header",
        "English lemmas",
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      ],
      "glosses": [
        "A functor from some category to the category of sets (Set) which is naturally isomorphic to a hom functor."
      ],
      "links": [
        [
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          "category theory"
        ],
        [
          "functor",
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        ],
        [
          "hom functor",
          "hom functor"
        ]
      ],
      "raw_glosses": [
        "(category theory) A functor from some category to the category of sets (Set) which is naturally isomorphic to a hom functor."
      ],
      "topics": [
        "category-theory",
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "representable presheaf"
    }
  ],
  "word": "representable functor"
}

This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2024-07-01 from the enwiktionary dump dated 2024-06-20 using wiktextract (e79c026 and b863ecc). 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.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.