Automatic continuity in homeomorphism groups of compact 2-manifolds

Automatic continuity in homeomorphism groups of compact 2-manifolds
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紧2-流形同胚群中的自动连续性

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发表时间:
2006
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通讯作者:
Christian Rosendal
Christian Rosendal
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作者:
Christian Rosendal

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我们证明了从具有紧开拓扑或等价地具有一致收敛拓扑的紧致2-流形的同胚群到可分拓扑群的任何同态都是自动连续的。
We show that any homomorphism from the homeomorphism group of a compact 2-manifold, with the compact-open topology, or equivalently, with the topology of uniform convergence, into a separable topological group is automatically continuous.