The Hodge conjecture is hard mainly because sophisticated submanifolds are quite rigid objects (given that They can be outlined by polynomials). In truth, it is very hard to build intricate submanifolds, and there are actually hardly any of them. Proving that submanifolds exist devoid of setting up them (an incredibly https://livebookmarking.com/story19307264/an-unbiased-view-of-bos138