2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/114186We study the relation between projective T-varieties and their affine cones in the language of the so-called divisorial fans and polyhedral divisors. As an application, we present the Grassmannian Grass(2,n) as a ``fansy divisor'' on the moduli space of stable, n-pointed, rational curves.14 pagesAlgebraic GeometryCombinatorics14L30; 14C20; 52B20text