activity
20132023
most citedFoundation of one-particle reduced density matrix functional theory for excited states

42 citations · 73 across the 17 of their papers we have counts for

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Showing 2017Show all

2 papers · 1 filter

math.CO2017★ 3 cited

Deformation Cones of nested Braid fans

Federico Castillo, Fu Liu

Generalized permutohedra are deformations of regular permutohedra, and arise in many different fields of mathematics. One important characterization of generalized permutohedra is…

math.CO2017

Smooth polytopes with negative Ehrhart coefficients

Federico Castillo, Fu Liu, Benjamin Nill +1

We present examples of smooth lattice polytopes in dimensions 3 and higher where each coefficient of their Ehrhart polynomials that can potentially be negative is indeed negative.…