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math.CO2018
On the number of vertices of projective polytopes
Natalia García-Colín, Luis Pedro Montejano, Jorge Luis Ramírez Alfonsín
Let be a configuration of points in . What is the maximum number of vertices that can have among all the possible permissible projective transfor…
math.CO2018
Cubic graphs, their Ehrhart quasi-polynomials, and a scissors congruence phenomenon
Cristina G. Fernandes, José C. de Pina, Jorge Luis Ramírez Alfonsín +1
The scissors congruence conjecture for the unimodular group is an analogue of Hilbert's third problem, for the equidecomposability of polytopes. Liu and Osserman studied the Ehrhar…