2 papers
math.AG2005
A Fake Projective Plane with an order 7 automorphism
JongHae Keum
A fake projective plane is a compact complex manifold of dimension 2 which has the same Betti numbers as the complex projective plane, but not isomorphic to the complex projective…
math.AG2004
Finite groups of symplectic automorphisms of K3 surfaces in positive characteristic
Igor Dolgachev, JongHae Keum
We show that Mukai's classification of finite groups which may act symplectically on a complex K3 surface extends to positive characteristic under the assumptions that (i) the…