Two plane projective curves of degrees d_1 and d_2 with no common component intersect in exactly d_1 · d_2 points, counted with multiplicity, in the projective plane over an algebraically closed field. Generalises to n hypersurfaces in…
Two plane projective curves of degrees d_1 and d_2 with no common component intersect in exactly d_1 · d_2 points, counted with multiplicity, in the projective plane over an algebraically closed field. Generalises to n hypersurfaces in…