EntityQ686291· pop 8· linked from 130 articlesaffine groupSign in to saveGroup of all affine transformations of an affine spaceConnectionsaffine spaceEntitymathematicsEntityInternational Standard Book NumberEntitytheory of relativityEntityreal numberEntitydigital object identifierEntitycoordinate systemEntitygroupEntityplaneEntityvector spaceEntityEuclidean spaceEntityperpendicularityEntitysimilarityEntityeigenvectors and eigenvaluesEntityCambridge University PressEntityidentity matrixEntityprojective geometryEntitytranslationEntitysubgroupEntityLie groupEntityCategoriesAffine geometryGroup theoryLie groups