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EJC
2010
14 years 12 months ago
2010
Most of these problems were presented at the conference on Combinatorics, Geometry and Computer Science, held at CIRM, Luminy, 2-4 May 2007. I have added one problem on a similar ...
EJC
2007
15 years 1 months ago
2007
EJC
2007
14 years 11 months ago
2007
EJC
2010
14 years 12 months ago
2010
We prove that any orientation of a graph without bridges and directed 2-edge-cuts admits a Z3 2
EJC
2010
14 years 12 months ago
2010
Two different constructions are given of a rank 8 arc-transitive graph with 165 vertices and valency 8, whose automorphism group