Not Every 2-tough Graph Is Hamiltonian
Not Every 2-tough Graph Is Hamiltonian
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DOI:
10.1016/s0166-218x(99)00141-9
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发表时间:
2000-02
期刊:
影响因子:
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通讯作者:
D. Bauer;H. Broersma;H. J. Veldman
中科院分区:
文献类型:
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作者:
D. Bauer;H. Broersma;H. J. Veldman
We present ( 9 4 −ε) -tough graphs without a Hamilton path for arbitrary ε>0 , thereby refuting a well-known conjecture due to Chvátal. We also present ( 7 4 −ε) -tough chordal graphs without a Hamilton path for any ε>0 .