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math.AG2015★ 5 cited
Criteria for the existence of equivariant fibrations on algebraic surfaces and hyperkähler manifolds and equality of automorphisms up to powers - a dynamical viewpoint
Fei Hu, JongHae Keum, De-Qi Zhang
Let be a projective surface or a hyperkähler manifold and . We give a necessary and sufficient condition for the existence of a non-trivial -equivariant fibrat…
math.AG2015★ 20 cited
Compact Kähler manifolds admitting large solvable groups of automorphisms
Tien-Cuong Dinh, Fei Hu, De-Qi Zhang
Let G be a group of automorphisms of a compact Kähler manifold X of dimension n and N(G) the subset of null-entropy elements. Suppose G admits no non-abelian free subgroup. Improvi…