plottools[homothety] - scale PLOT and PLOT3D data structures with the same ratio
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Calling Sequence
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homothety(p, a, pt_2d)
homothety(q, a, pt_3d)
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Parameters
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p
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-
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plot data structure
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q
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-
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plot3d data structure
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a
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-
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real number
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pt_2d
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-
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(optional) list of two real numbers specifying the center of the homothety (for the 2-D case)
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pt_3d
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-
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(optional) list of three real numbers specifying the center of the homothety (for the 3-D case)
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Description
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The homothety command is a special case of the plottools[scale] command where the ratios of the scaling with respect to the axis are the same.
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There are several other commands in the plottools package that transform plots, and these are listed in the plottools help page. The plots[changecoords] and plots[display] commands can also be used to transform plots.
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Examples
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Homothety of a stellated icosahedron
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Download Help Document
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