The Hodge conjecture is hard simply because sophisticated submanifolds are certainly rigid objects (considering the fact that they are defined by polynomials). In reality, it is quite challenging to assemble complicated submanifolds, and you will discover very few of them. Proving that submanifolds exist with no developing them (a very https://prbookmarkingwebsites.com/story22988365/a-secret-weapon-for-bos138-slot