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The list conjecture for negative curves on blown-up surfaces
Let $X=\operatorname{Bl}_r Y$ be the blow-up of a surface $Y$ at $r$ points. Let $C\subset X$ be a nonexceptional integral curve with $C^2<0$ . List conjecture. There exist a positi…
Conjectureopenblown-up-surfaces negative-curvesarXiv posted 2 days ago

The list conjecture for negative curves on blown-up surfaces