“direct similarity”的概念、定义、习题解题方法及翻译-数学辞典

单词	direct similarity
释义	direct similarity 直接相似（变换），正相似（变换）
随便看	ring of Witt vectors ringoid ring operation ring regular sequence ring-shaped ring spectrum ring structure ring-theoretic property ring-theoretic (= ring-theoretical) ring theory ring topology ring torus ring unit ring with a discrete valuation ring with a domain of operators ring with an additional structure ring with a ring of operators ring with divided powers ring with division ring with identity ring with involution ring with maximum condition ring with minimum condition ring with operators ring without identity

数学辞典收录了72750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。