Combinatorial interpretation of the coefficients of the causal set d'Alembertian
Combinatorics
2025-03-21 v3 General Relativity and Quantum Cosmology
Mathematical Physics
math.MP
Abstract
The causal set theory d'Alembertian has rational coefficients for which alternating expressions are known. Here, a combinatorial interpretation of these numbers is given.
Cite
@article{arxiv.2412.14036,
title = {Combinatorial interpretation of the coefficients of the causal set d'Alembertian},
author = {Karen Yeats},
journal= {arXiv preprint arXiv:2412.14036},
year = {2025}
}
Comments
16 pages, typos corrected in corollaries and extra references at editor's request