27 citations · 59 across the 21 of their papers we have counts for
Showing 2012 · math.COShow all
3 papers · 2 filters
math.CO2012
Families of small regular graphs of girth 7
M. Abreu, G. Araujo-Pardo, C. Balbuena +2
The first known families of cages arised from the incidence graphs of generalized polygons of order , a prime power. In particular, --cages have been obtained from…
math.CO2012
Biregular cages of girth five
M. Abreu, G. Araujo-Pardo, C. Balbuena +2
Let and be positive integers. An --graph} (or biregular graph) is a graph with degree set and girth , and an -cage (or biregular…
math.CO2012★ 8 cited
Odd 2-factored snarks
M. Abreu, D. Labbate, R. Rizzi +1
A {\em snark} is a cubic cyclically 4-edge connected graph with edge chromatic number four and girth at least five. We say that a graph is {\em odd 2-factored} if for each 2-fa…