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20112025
most citedA note on non-regular Bonnet-Myers Sharp Graphs

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math.CO2023

Bakry-Émery and Ollivier Ricci Curvature of Cayley Graphs

David Cushing, Supanat Kamtue, Riikka Kangaslampi +3

In this article we study two discrete curvature notions, Bakry-Émery curvature and Ollivier Ricci curvature, on Cayley graphs. We introduce Right Angled Artin-Coxeter Hybrids (RAAC…

math.CO2023

Applying constraint programming to minimal lottery designs

David Cushing, David I. Stewart

We develop and deploy a set of constraints for the purpose of calculating minimal sizes of lottery designs. Specifically, we find the minimum number of tickets of size six which ar…