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As far as my understanding goes the answer is no, and I will try to explain why and clarify the list of comments (I have little reputation so I cannot comment there) and give you a partial answer. I ...

Toric Varieties, about to be published by Cox, Little and Schenck is an unmeasurable amount of joy. It is impossible to get tired of it. Everything is well-bounded and it made me learn as much ...

I would add something else. Talk to someone who has used this result before. Hopefully there will be someone and he/she will have read the proof. I think it is easy to find who has referenced a paper ...

Grothendieck went to Vietnam to deliver lectures and a report of what he did can still be found online.
Bertrand Russell was imprisoned during WWI for anti-war activities and wrote "Introduction to ...

Fans: (related to the one of polytopes written above) all convex cones are rational, i.e. one would expect that a line would eventually hit a point in the lattice. It is obviously not true, just take ...

I'm asumming you assume ground field $\mathbb{C}$. I actually wondered about the same thing a while ago, in the case of surfaces. I find hard to think in particular embeddings a priori and then the ...

I think this has not been published yet. Apologies otherwise. I learnt it from Antonio Sánchez Calle in my first year of undergraduate and I had 3 non-mathematicians thinking about it for about 4 ...

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