2 problems

Let $X\subset\mathbb{P}^N$ be as in the paper's standing setup, assume that $\operatorname{def}(X)>0$, and suppose that…

Let $X\subset\mathbb{P}^N$ be a maximal defective QEL-manifold, meaning that $X$ is not a hyperplane section of a non-degenerate manifold in $\mathbb{P}^{N+1}$, and suppose that…