Suppose $A$ is an abelian variety, $X, Y$ are subvarieties of $A$ of complementary dimension,
Does every component of $X \cap Y$ contribute positively to the intersection number?
Suppose $A$ is an abelian variety, $X, Y$ are subvarieties of $A$ of complementary dimension,
Does every component of $X \cap Y$ contribute positively to the intersection number?