2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/77671Let $V_1$ be the Fano threefold given as a hypersurface of degree 6 in $P(1,1,1,2,3)$ (over a number field $K$). Then there exists a finite extension $K'/K$ such that the set of $K'$-rational points of $X$ is Zariski dense.10 pages, LaTeXAlgebraic Geometrytext