On the Reenements of a Polyhedral Subdivision


Let : P ! Q be an aane projection map between two polytopes P and Q. Billera and Sturmfels introduced in 1992 the concept of polyhedral subdivisions of Q induced by (or-induced) and the ber polytope of the projection: a polytope (P;) of dimension dim(P) ? dim(Q) whose faces are in correspondence with the coherent-induced subdivisions (or-coherent… (More)


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