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Shape Measures for Triangles
January 2012 (vol. 18 no. 1)
pp. 43-46
Gerald Farin, Arizona State University, Tempe
We compare a variety of triangle shape measures using concepts such as smoothness and convexity. We show that one of these measures, the elongation measure, lends itself to an intuitive geometric interpretation.

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Index Terms:
Shape, triangle, condition number, circumellipse.
Gerald Farin, "Shape Measures for Triangles," IEEE Transactions on Visualization and Computer Graphics, vol. 18, no. 1, pp. 43-46, Jan. 2012, doi:10.1109/TVCG.2010.256
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