Towards the Ryser–Woodall λ $\lambda $‐design conjecture

DOI10.1002/jcd.21878zbMath1526.05025WikidataQ123110176 ScholiaQ123110176MaRDI QIDQ6086201

Navin M. Singhi, Mohan S. Shrikhande, Rajendra M. Pawale

Publication date: 9 November 2023

Published in: Journal of Combinatorial Designs (Search for Journal in Brave)

zbMATH Keywords

symmetric design\(\lambda\)-design\(\lambda\)-design conjecturetype-1 \(\lambda\)-design

Mathematics Subject Classification ID

Combinatorial aspects of block designs (05B05) Other designs, configurations (05B30) General block designs in finite geometry (51E05)

Cites Work

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• Some characterizations of type-1 \(\lambda\)-designs
• All lambda-designs with \(\lambda = 2 p\) are type-1
• On \(\lambda\)-designs
• On the \(\lambda\)-design conjecture
• Some results on the Ryser design conjecture. III
• An extension of a theorem of the Bruijn and Erdős on combinatorial designs
• Some results on the Ryser design conjecture-II
• The λ-μ Problem
• Some results on λ-designs
• The determination of all λ-designs with λ=3
• Square λ-Linked Designs
• A note on Fisher's inequality

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