New lower bounds for seven classical Ramsey numbers R(3, q)
New lower bounds for seven classical Ramsey numbers R(3, q)
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DOI:
10.1016/j.aml.2008.04.010
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发表时间:
2009-03
期刊:
影响因子:
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通讯作者:
Kang Wu;W. Su;Haipeng Luo;Xiaodong Xu
中科院分区:
文献类型:
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作者:
Kang Wu;W. Su;Haipeng Luo;Xiaodong Xu
New lower bounds for seven classical Ramsey numbers are obtained by considering some circulant graphs Gn(Ai) with n≥142 whose orders might be either prime or not. The results are R(3,24)≥143,R(3,25)≥153,R(3,26)≥159,R(3,27)≥167,R(3,28)≥172,R(3,29)≥182,R(3,30)≥187.