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Editorial Team
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Asked: 2026-05-22T22:22:14+00:00

Trying to plot a ConvexHull Using PlanarGraphPlot from the ComputationalGeometry package, it does not

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Trying to plot a ConvexHull Using PlanarGraphPlot from the ComputationalGeometry package, it does not work when used in graphics.

Any Idea on how to plot the ConvexHull using Graphics ?

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1 Answer

  1. Editorial Team
    Needs["ComputationalGeometry`"]
pts = RandomReal[{0, 10}, {60, 2}];

Graphics[
 {
  Point@pts,
  FaceForm[], EdgeForm[Red],
  Polygon@pts[[ConvexHull[pts]]]
  }
 ]

    or

    cpts = pts[[ConvexHull[pts]]];
AppendTo[cpts, cpts[[1]]];

Graphics[
 {
  Point@pts,
  Red,
  Line@cpts
  }
 ]

    enter image description here

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