单词	cotangent
释义	Cotangent In a right angled triangle, the cotangent of an angle is: The length of the adjacent side divided by the length of the side opposite the angle. The abbreviation is cot cot(θ) = adjacent / opposite It is not commonly used, and is equal to 1/tangent
随便看	bearing benchmark angles bi- bias billion binary binary number binary operation binomial binomial distribution binomial theorem bipyramid bisect bisector bit bivariate data bond boolean algebra borrow (money) borrowing (numbers) boundary bounds box box and whisker plot brackets

数学辞典收录了1200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。