Definition:Vertex of Polytope
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Definition
Let $P$ be a polytope.
A vertex of $P$ is one of the points at which two or more line segments meet on the boundary of $P$.
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Also see
- Results about polytopes can be found here.
Linguistic Note
The plural of vertex is vertices.
The word vertex is Latin for peak, from which the irregular plural form.
Sources
- 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): combinatorial topology
- 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): combinatorial topology