单词	variance
释义	Variance A measure of how spread out numbers are. It is the average of the squared differences from the Mean. See: Standard Deviation
随便看	personal finance perspective peta- phase shift pi pico- pictogram pictograph pie chart | pie graph pint place value plan planar plane plane shape platonic solids plot plus pm point point of sale (pos) point symmetry polar coordinates polygon polygonal number

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。