"semi-norm" meaning in English

See semi-norm in All languages combined, or Wiktionary

Noun

Forms: semi-norms [plural]
Etymology: From semi- + norm. Etymology templates: {{prefix|en|semi|norm}} semi- + norm Head templates: {{en-noun}} semi-norm (plural semi-norms)
  1. (mathematical analysis) A function denoted ∥v∥ that maps a vector v to a non-negative value such that ∥cv∥ = |c|.∥v∥, where c is a scalar, and ∥v + w∥ ≤ ∥v∥ + ∥w∥ (the triangle inequality); the condition that ∥v∥ = 0 implies that v = 0 is not required, but when it holds, the semi-norm is a norm. Categories (topical): Functional analysis, Mathematical analysis Synonyms: seminorm Synonyms (in analysis): gauge Derived forms: semi-normed, seminormed Related terms: norm Translations (a function that maps a vector to a non-negative value): Halbnorm [feminine] (German), Seminorm [feminine] (German), norma [feminine] (Italian), seminorm (Swedish)

Inflected forms

Alternative forms

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  "etymology_text": "From semi- + norm.",
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        "A function denoted ∥v∥ that maps a vector v to a non-negative value such that ∥cv∥ = |c|.∥v∥, where c is a scalar, and ∥v + w∥ ≤ ∥v∥ + ∥w∥ (the triangle inequality); the condition that ∥v∥ = 0 implies that v = 0 is not required, but when it holds, the semi-norm is a norm."
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        "(mathematical analysis) A function denoted ∥v∥ that maps a vector v to a non-negative value such that ∥cv∥ = |c|.∥v∥, where c is a scalar, and ∥v + w∥ ≤ ∥v∥ + ∥w∥ (the triangle inequality); the condition that ∥v∥ = 0 implies that v = 0 is not required, but when it holds, the semi-norm is a norm."
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          "code": "it",
          "lang": "Italian",
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          "sense": "a function that maps a vector to a non-negative value",
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        }
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      "sense": "in analysis",
      "word": "gauge"
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      "sense": "a function that maps a vector to a non-negative value",
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        "feminine"
      ],
      "word": "Halbnorm"
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      "sense": "a function that maps a vector to a non-negative value",
      "word": "seminorm"
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  "word": "semi-norm"
}

Download raw JSONL data for semi-norm meaning in English (2.5kB)


This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2024-12-21 from the enwiktionary dump dated 2024-12-04 using wiktextract (d8cb2f3 and 4e554ae). 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.