On the locus of non-rigid hypersurfaces
Eckl, Thomas · Pukhlikov, Aleksandr
Original · EN
We show that the Zariski closure of the set of hypersurfaces of degree M in Pᵐ, where M≥ 5, which are either not factorial or not birationally superrigid, is of codimension at least M-32+1 in the parameter space.
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