“presentation”的概念、定义、习题解题方法及翻译-数学辞典

单词

presentation

释义

presentation

A description of a group in terms of generators and relations. For example, 〈x | xn = e〉 is a group with a single generator x of order n and so is the cyclic group of order n. The dihedral group D2n has the presentation

Words in the generators are equal if and only the relations can be used to show this. Formally, the presentation defines a group as the quotient group of the free group on the set of generators by the normal subgroup generated by the relations.

随便看

数学辞典收录了4151条数学词条，基本涵盖了常用数学知识及数学英语单词词组的翻译及用法，是数学学习的有利工具。