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Equivalence of K3 surfaces from Verra threefolds. (arXiv:1712.06958v1 [math.AG])
来源于:arXiv
We study (2,2) divisors in $P^2 \times P^2$ giving rise to pairs of
non-isomorphic, derived equivalent and L-equivalent K3 surfaces of degree 2. In
particular, we confirm the existence of such fourfolds as predicted by
Kuznetsov and Shinder in \cite{KS}. 查看全文>>
