"representable functor" meaning in All languages combined

See representable functor on Wiktionary

Noun [English]

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

Inflected forms

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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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      ],
      "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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        [
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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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        "natural-sciences",
        "physical-sciences",
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      ]
    }
  ],
  "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": [
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      "expansion": "representable functor (plural representable functors)",
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        "English multiword terms",
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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",
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  ],
  "synonyms": [
    {
      "word": "representable presheaf"
    }
  ],
  "word": "representable functor"
}

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This page is a part of the kaikki.org machine-readable All languages combined dictionary. This dictionary is based on structured data extracted on 2024-09-22 from the enwiktionary dump dated 2024-09-20 using wiktextract (af5c55c and 66545a6). 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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