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- Betti数1-factor
- 分次Betti数graded Bet ti number
- 数to count
- 组合移位运算与分次Betti数Combinatorial Shifting and Graded Betti Numbers
- 初等自同构和分次Betti数(英文)Elementary automorphisms and graded Betti numbers
- G-不变理想与移位运算下保持分次Betti数不变的一些理想G-fixed ideals and some ideas with stable Betti numbers on shifting operations
- 研究了M(G)的一些性质 ,如M(G)的Betti数 ,和图G的关系等 .Some characterizations are also presented on Betti numbers and relations between a graph and its matching complex.
- 行数linage
- 页数pagination
- 有数know exactly about sth.
- 数位digital
- 数个couple
- 为数amount to
- 可数名词countable
- 份数umber
- 数数spillikin
- 和数summation
- 模数modulus
- 频数frequence
- 记数numeration