affine transformation A transformation which preserves collinearity and therefore the straightness and parallel nature of lines and the ratios of distances. The affine transformations of Rn are of the form v↦Av + b where A is invertible and b ∈ Rn.
affine transformation
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。