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Quartic link in a 5-sphere

In this post I would like to propose a quartic link in a 5-sphere. Let us start with the following gluing into a 5-sphere: $$S^5=(D^2_{} \times T^3_{}) \cup_{T^4} ({S^5 \smallsetminus D^2 \times T^3})...
wonderich's user avatar
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Degree of an isogeny in the endomorphism ring of the jacobian of a curve and self intersection index in its ring of correspondences

I hope this question is not too basic. Let $C/\bar{k}$ be a nonsingular irreducible curve of genus $g$ and $\mathfrak{C}(C\times C)\cong \text{CH}^1(C\times C)$ be its ring of correspondences. I am ...
Eduardo R. Duarte's user avatar