Dergiler / International Electronic Journal of Geometry / 2015 / Cilt: 8 - Sayı: 2A COARSELY INVARIANT NOTION OF ROUNDNESSAlexander BASYROV, Matthew HORAKDergiInternational Electronic Journal of GeometrySayı2015 · Cilt: 8 - Sayı: 2Sayfa154–167DOI—