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math.MG2014
On Flexible Prismatic Polyhedra
Gerald D. Nelson
We demonstrate the existence of four types of flexible prismatic polyhedra that can be derived or inferred from a consideration of Bricard octahedra and generalizations of Bricard…
math.MG2014★ 1 cited
On the Flexibility of Suspensions
Gerald D. Nelson
We study the flexibility of suspensions (polyhedra having the combinatorial structure of dipyramids) that have an even number of vertexes and provide arguments that there are least…