Khesin, Boris Max Planck Institute for Mathematics, Max Planck Society;
Tabachnikov, Serge Max Planck Institute for Mathematics, Max Planck Society;
beljaev_discrete_oa_2011.pdf (Any fulltext), 933KB
Belyaev, A., Khesin, B., & Tabachnikov, S. (2011). Discrete spherical means of directional derivatives and Veronese maps. Journal of Geometry and Physics, 62(1), 124-136. doi:10.1016/j.geomphys.2011.09.005.