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Angular Defect

The difference between the sum of face angles A_i at a polyhedron vertex of a polyhedron and 2pi,

delta=2pi-sum_(i)A_i.

See also

Descartes Total Angular Defect, Jump Angle, Spherical Defect

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References

Numberphile. "Too Many Triangles." Featuring H. Segerman. Nov. 28, 2016. https://www.youtube.com/watch?v=xu-RSUGBgpA.

Referenced on Wolfram|Alpha

Angular Defect

Cite this as:

Weisstein, Eric W. "Angular Defect." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/AngularDefect.html

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