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math.DG2011
On the conditions to extend Ricci flow(III)
Xiuxiong Chen, Bing Wang
We simplify and improve the curvature estimates in the paper: On the conditions to extend Ricci flow(II). Furthermore, we develop some volume estimates for the Ricci flow with boun…
math.DG2011★ 7 cited
On four-dimensional anti-self-dual gradient Ricci solitons
Xiuxiong Chen, Yuanqi Wang
In this note we prove that any four-dimensional half conformally flat gradient steady Ricci soliton must be either Bryant's soliton or Ricci flat. We also classify four-dimensional…