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  "Title": "Calculate Area of Triangles and Polygons",
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  "Description": "Calculate the area of triangles and polygons using the\nshoelace formula. Area may be signed, taking into account path\norientation, or unsigned, ignoring path orientation. The\nshoelace formula is described at\n<https://en.wikipedia.org/wiki/Shoelace_formula>.",
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  "Encoding": "UTF-8",
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  "BugReports": "https://github.com/hypertidy/area/issues",
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  "Date/Publication": "2026-01-27 14:57:30 UTC",
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  "_created": "2026-10-16T06:24:47.000Z",
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    "committer": "Michael Sumner <mdsumner@gmail.com>",
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    "name": "Michael Sumner",
    "email": "mdsumner@gmail.com",
    "login": "mdsumner",
    "mastodon": "@mdsumner@rstats.me",
    "bluesky": "@mdsumner.bsky.social",
    "orcid": "0000-0002-2471-7511",
    "description": "no names have an anonymous function",
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      "package": "R",
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      "role": "Depends"
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      "package": "cpp11",
      "role": "LinkingTo"
    },
    {
      "package": "testthat",
      "role": "Suggests"
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  "_owner": "hypertidy",
  "_selfowned": true,
  "_usedby": 0,
  "_updates": [
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      "week": "2026-05",
      "n": 1
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  ],
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  "_stars": 13,
  "_contributors": [
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  "_userbio": {
    "uuid": 29297592,
    "type": "organization",
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    "followers": 27,
    "description": "[ ... ]"
  },
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    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/area"
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    "extra/citation.cff",
    "extra/citation.html",
    "extra/citation.json",
    "extra/citation.txt",
    "extra/contents.json",
    "extra/manual.pdf",
    "extra/NEWS.html",
    "extra/NEWS.txt",
    "extra/readme.html",
    "extra/readme.md"
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  "_realowner": "hypertidy",
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      "date": "2023-04-04"
    },
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      "date": "2023-12-21"
    }
  ],
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    "polygon_area",
    "triangle_area",
    "triangle_surface_area"
  ],
  "_datasets": [
    {
      "name": "mm",
      "title": "Planar straight line graphs and triangulations",
      "object": "mm",
      "class": [
        "pslg"
      ],
      "fields": [],
      "table": false,
      "tojson": false
    },
    {
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      "object": "mm_tri",
      "class": [
        "triangulation"
      ],
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      "table": false,
      "tojson": false
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        "pslg"
      ],
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      "table": false,
      "tojson": false
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      "page": "mm",
      "title": "Planar straight line graphs and triangulations",
      "topics": [
        "mm",
        "mm_tri",
        "tas"
      ]
    },
    {
      "page": "polygon_area",
      "title": "Area of polygon",
      "topics": [
        "polygon_area"
      ]
    },
    {
      "page": "triangle_area",
      "title": "Area of triangles",
      "topics": [
        "triangle_area"
      ]
    },
    {
      "page": "triangle_surface_area",
      "title": "Calculate surface area of triangles in 2D or 3D",
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        "triangle_surface_area"
      ]
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      "homepage": "http://gcc.gnu.org/",
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