论文标题

立方曲面之间的Severi品种的割线量化品种的表征

A characterization of secant varieties of Severi varieties among cubic hypersurfaces

论文作者

Fu, Baohua, Jeong, Yewon, Zak, Fyodor L.

论文摘要

结果表明,当且仅当其无限线性自动形态的谎言代数时,具有非零的黑森和平滑奇异基因座的不可约合的半表面是Severi品种的距离品种。

It is shown that an irreducible cubic hypersurface with nonzero Hessian and smooth singular locus is the secant variety of a Severi variety if and only if its Lie algebra of infinitesimal linear automorphisms admits a nonzero prolongation.

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