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Flag


A collection of faces of an n-dimensional polytope or simplicial complex, one of each dimension 0, 1, ..., n-1, which all have a common nonempty intersection. In normal three dimensions, the flag consists of a half-plane, its bounding ray, and the ray's endpoint.


See also

Flag Manifold, Vector Space Flag

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Cite this as:

Weisstein, Eric W. "Flag." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Flag.html

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