The Hodge conjecture is hard simply because elaborate submanifolds are really rigid objects (because They may be described by polynomials). In actual fact, it is very hard to assemble intricate submanifolds, and you'll find hardly any of them. Proving that submanifolds exist without the need of setting up them (an https://redhotbookmarks.com/story19281771/details-fiction-and-bos138-slot