Weighted Ehrhart theory: Extending Stanley's nonnegativity theorem

E Bajo, R Davis, JA De Loera, A Garber, SG Mora… - Advances in …, 2024 - Elsevier
We generalize RP Stanley's celebrated theorem that the h⁎-polynomial of the Ehrhart series
of a rational polytope has nonnegative coefficients and is monotone under containment of …

Ehrhart Functions of Weighted Lattice Points

JA De Loera, CE Valencia, RH Villarreal… - arXiv preprint arXiv …, 2024 - arxiv.org
This paper studies three different ways to assign weights to the lattice points of a convex
polytope and discusses the algebraic and combinatorial properties of the resulting weighted …