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- This paper gives several ways by knowledge of combinatorial mathematics and abstract algebra,in which determines the number of elements in every conjugacy class of permutation group S_n. 文章利用组合数学和抽象代数的知识给出了确定置换群Sn中每个共轭类所含元素数目的不同方法。
- Pele was in a class of his own as a footballer. 贝利是举世无双的足球健将。
- He took the ninth position in his class of forty. 他在40 个人的班级里排在第九名。
- A class of combinatorial optimization problems has the characteristic that problem space can be mapped into a set of permutations. 摘要针对问题空间为全排列集合的一类组合优化问题，提出了一种混合进化算法。
- It's no easy task to take control of a class of young children. 管住一个班的小孩子可不是件容易的事。
- This creature can be subsumed in the class of reptiles. 这种生物可以归入爬行动物一类。
- To this class of substances belong glass and wood. 属于这类物质的有玻璃、木材等。
- A class of people regarded as stupid and gullible. 愚民阶级被认为愚蠢而易受欺骗的一个阶级
- She taught a class of 30 pupils. 她教一个班, 共三十名学生。
- A count for a class of permutations 一类排列的计数问题
- Much the same class of goods that we send to you. 和寄送给你们的大致是相同的货品。
- My mother's kites are in a class of their own. 我母亲优质风筝独具一格。
- A class of eigenvalue problems is studied. 摘要研究一类特征值问题及其应用。
- She was in a class of thirty members. 她在一个有30个成员的班里。
- This word falls into the class of adjectives. 这个词属于形容词一类。
- class of permutation 排列类
- Every sort of permutation and combination is possible in human nature. 火的本性可能有各种交织和组合的情况。
- Mesmerism: A class of Transmutations. 迷术：嬗变术的一类。
- THE RANKS OF THE SYMMETRY CLASSES OF TENSORS ASSOCIATED WITH THE DIRECT PRODUCT OF PERMUTATION GROUPS 置换群直积的张量对称类的秩
- Whales fall under the class of mammals. 鲸属于哺乳类动物。
