%0 Journal Article %T On the Peculiarities of the Constructive Solution For Dandelin Spheres Problem %A Voloshinov, D.V. %K geometric modeling, projective geometry, imaginary geometry, Dandelin spheres, quadric, second-order curve, involution, conic, focus, Simplex. %J Geometry & Graphics %D 2018 %N 6 %P 7 %I INFRA-M Academic Publishing LLC.