vinculum A horizontal line drawn over mathematical terms to group them together as would brackets. In modern notation, it survives to denote recurring decimal notation, for example, , and vestigially in the notation for radicals such as
vinculum
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。