39 citations · 123 across the 34 of their papers we have counts for
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math.AG2013★ 11 cited
Cylinders in singular del Pezzo surfaces
Ivan Cheltsov, Jihun Park, Joonyeong Won
For each del Pezzo surface with du Val singularities, we determine whether it admits a -polar cylinder or not. If it allows one, then we present an effective $\mathbb{Q…
math.AG2013★ 5 cited
Affine cones over smooth cubic surfaces
Ivan Cheltsov, Jihun Park, Joonyeong Won
We show that affine cones over smooth cubic surfaces do not admit non-trivial -actions.