E_1 ^oE_d型距离正则图的关于余弦序列的不等式
Inequalities of cosine sequences for distance-regular graphs of type E_1 ~oE_d
摘要
给出了E1 Ed型距离正则图的关于余弦序列的不等式.
In this paper,some inequalities of cosine sequences for distance-regular graphs of type E_1oE_d are obtained.
出处
《高校应用数学学报（A辑）》
CSCD
北大核心
2004年第1期1-8,共8页
Applied Mathematics A Journal of Chinese Universities(Ser.A)
基金
河北省自然科学基金(102132)
关键词
距离正则图
余弦序列
E1°Ed型的距离正则图
distance-regular graph
cosine sequence
distance-regular graph of type E_1oE_d
参考文献6
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二级参考文献6
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