{ "X3D": {
    "encoding":"UTF-8",
    "@profile":"Immersive",
    "@version":"3.3",
    "@xsd:noNamespaceSchemaLocation":"https://www.web3d.org/specifications/x3d-3.3.xsd",
    "JSON schema":"https://www.web3d.org/specifications/x3d-4.0-JSONSchema.autogenerated.json",
    "head": {
        "meta": [
          {
            "@name":"title",
            "@content":"Catenary.x3d"
          },
          {
            "@name":"description",
            "@content":"A catenary is the curve that an idealized hanging chain or cable assumes under its own weight when supported only at its ends. The curve has a U-like shape, superficially similar in appearance to a parabola, but it is not a parabola: it is a (scaled, rotated) graph of the hyperbolic cosine."
          },
          {
            "@name":"creator",
            "@content":"Don Brutzman"
          },
          {
            "@name":"created",
            "@content":"11 October 2016"
          },
          {
            "@name":"modified",
            "@content":"25 October 2020"
          },
          {
            "@name":"reference",
            "@content":"https://en.wikipedia.org/wiki/Catenary"
          },
          {
            "@name":"reference",
            "@content":"https://en.wikipedia.org/wiki/Catenoid"
          },
          {
            "@name":"reference",
            "@content":"Ronen Barzel, Faking Dynamics of Ropes and Springs, IEEE Computer Graphics and Animation (CG+A), May-June 1997, pp. 31-39."
          },
          {
            "@name":"reference",
            "@content":"http://www.ronenbarzel.org/papers/fakedyn.pdf"
          },
          {
            "@name":"subject",
            "@content":"Catenary line shape"
          },
          {
            "@name":"warning",
            "@content":"Under development"
          },
          {
            "@name":"identifier",
            "@content":"https://www.web3d.org/x3d/content/examples/X3dForAdvancedModeling/GeometricShapes/Catenary.x3d"
          },
          {
            "@name":"generator",
            "@content":"X3D-Edit 3.3, https://www.web3d.org/x3d/tools/X3D-Edit"
          },
          {
            "@name":"license",
            "@content":"../license.html"
          },
          {
            "@name":"translated",
            "@content":"16 April 2026"
          },
          {
            "@name":"generator",
            "@content":"X3dToJson.xslt, https://www.web3d.org/x3d/stylesheets/X3dToJson.html"
          },
          {
            "@name":"reference",
            "@content":"X3D JSON encoding: https://www.web3d.org/wiki/index.php/X3D_JSON_Encoding"
          }
        ]
    },
    "Scene": {
        "-children":[
          { "WorldInfo":
            {
              "@title":"Catenary.x3d"
            }
          },
          {
            "#comment":"TODO build example"
          }
        ]
    }
  }
}