2 problems

Let $X$ be an excellent scheme that is $S_2$ and has pure dimension $\geq 4$. Let $x\in X$ be a closed point and let $x\in D\subset X$ be an effective Cartier divisor. Kollár's res…

Let $X$ be a scheme, let $x e in Dsubset X$ be an effective Cartier divisor, and let … be the restriction map on local Picard groups. Kollár's restriction conjecture. The map…