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geom3d[centroid] - compute the centroid of a given general tetrahedron or a given triangle or a list of points in space
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Calling Sequence
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centroid(G, g)
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Parameters
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G
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the name of the centroid
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g
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a tetrahedron or a triangle or a list of points
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Description
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The routine computes the centroid of a given tetrahedron, a triangle, or a list of points.
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For more details on the centroid G use coordinates.
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The command with(geom3d,centroid) allows the use of the abbreviated form of this command.
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Examples
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![ps := [point(A, 0, 0, 0), point(B, 1, 0, 0), point(C, 0, 1, 0), point(F, 0, 0, 1)]](/support/helpjp/helpview.aspx?si=5920/file03999/math67.png)
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![gtetrahedron(ABCF, ps), triangle(BCF, [B, C, F])](/support/helpjp/helpview.aspx?si=5920/file03999/math71.png)
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![[1/4, 1/4, 1/4]](/support/helpjp/helpview.aspx?si=5920/file03999/math82.png)
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![[1/4, 1/4, 1/4]](/support/helpjp/helpview.aspx?si=5920/file03999/math93.png)
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![[1/3, 1/3, 1/3]](/support/helpjp/helpview.aspx?si=5920/file03999/math104.png)
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