英语词汇“sigma algebra”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	sigma algebra
释义	sigma algebra sigma algebra [′sig·mə ′al·jə·brə] (mathematics) A collection of subsets of a given set which contains the empty set and is closed under countable union and complementation of sets. Also known as sigma field.
随便看	thraward thrawn thrawnly thrb thrb1 thrb2 thrbc thrc thrd thrdm thre thread thread-and-streak sign thread and thrum threadbare threadbarely threadbareness thread-based composite system thread blight thread cell thread chaser thread (computer science) thread contour thread count thread cutter

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。