On Ryser's Conjecture

2025/08/30 by Domic, Antun, Gallardo, Luis H.
#11B30 #11C20 #15B34 #FOS: Mathematics #Number Theory (math.NT)

paper · doi:10.48550/arxiv.2509.00619

Abstract

We provide new sufficient conditions under which Ryser's conjecture holds.

Citations

• Combinatorial properties of Circulant Hadamard matrices
• A Real eigenvector of Circulant matrices and a conjecture of Ryser
• A Walsh-Fourier approach to the circulant Hadamard conjecture

Related

• What did Ryser Conjecture?
• Generalizations and strengthenings of Ryser's conjecture
• Some results on the Ryser design conjecture
• Some Sufficient Conditions for the Riemann hypothesis
• A new criterion of the Riemann hypothesis