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摘要: |
牛顿二项式是排列组合中的一个重要公式 ,其构成特征是组合系数 对此特征作了进一步的探讨 ,获得了三个新的组合恒等式 |
关键词: 牛顿二项式,组合系数,排列组合 |
DOI: |
分类号:Q11.1 |
基金项目:四川省杰出青年学科带头人培养基金 ( 2 0 0 1),国家自然科学基金 ( 70 10 2 0 0 8,7972 5 0 0 2 )支助项目 |
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Three New Combinatorial Identities |
ZHANG Ming_shan 1 ?KANG Xiao_ling 2
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Abstract: |
Newton combinatorial identity is an important equation in permutation and combination,and is characteriged by the combinatorial coefficients. The combinatorial coefficients are further discussed in this paper. Three new combinatorial indentities are obtai |
Key words: Newton combinatorial identities,combinatorial coefficient,permutation,combination |