2 papers
math.CO2023
Cyclic relative difference families with block size four and their applications
Chenya Zhao, Binwei Zhao, Yanxun Chang +3
Given a subgroup of a group , a difference family (DF) is a set of -subsets of such that $\{f-f':f,f'\in F, f\neq f',F\in \mathcal F\}=G\…
math.CO2012
The fine triangle intersections for maximum kite packings
Guizhi Zhang, Yanxun Chang, Tao Feng
In this paper the fine triangle intersection problem for a pair of maximum kite packings is investigated. Let $Fin(v)={(s,t):$ a pair of maximum kite packings of order $v…