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JGT
2010
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13 years 3 months ago
NZ-flows in strong products of graphs
: We prove that the strong product G1 G2 of G1 and G2 is Z3-flow contractible if and only if G1 G2 is not T K2, where T is a tree (we call T K2 a K4-tree). It follows that G1 G2 ad...
Wilfried Imrich, Iztok Peterin, Simon Spacapan, Cu...
RSA
2002
161views more  RSA 2002»
13 years 4 months ago
Asymptotic analysis of (3, 2, 1)-shell sort
: We analyze the (3, 2, 1)-Shell Sort algorithm under the usual random permutation model.
Robert T. Smythe, J. A. Wellner
JGT
2007
53views more  JGT 2007»
13 years 4 months ago
A planar hypohamiltonian graph with 48 vertices
: We present a planar hypohamiltonian graph on 48 vertices, and derive some consequences. © 2007 Wiley Periodicals, Inc. J Graph Theory 55: 338–342, 2007
Carol T. Zamfirescu, Tudor Zamfirescu