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ball (Q838611)

From Wikidata
Revision as of 06:37, 9 July 2026 by Valvino (talk | contribs) (‎Changed link to [frwiki]: Boule (mathématiques))
in mathematics, space bounded by a sphere
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    English
    ball
    in mathematics, space bounded by a sphere

      Statements

      subclass of
      solid figure
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      convex set
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      hyperball
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      image
      Blue-sphere.png
      960 × 960; 120 KB
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      has boundary
      sphere
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      defining formula
      {x→:||x→−x0→||2≤r2}
      applies to part
      closed set
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      {x→:||x→−x0→||2<r2}
      applies to part
      open set
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      has characteristic
      surface area
      defining formula
      S=4πr2
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      volume
      defining formula
      V=43πr3
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      Commons category
      Spheres
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      Identifiers

      IEV number
      102-04-44
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      nLab ID
      ball
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