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math.AP2018
Uniqueness of tangent cone for biharmonic map with isolated singularity
Youmin Chen, Hao Yin
In this paper, we study the problem of uniqueness of tangent cone for minimizing extrinsic biharmonic maps. Following the celebrated result of Simon, we prove that if the target ma…
math.AP2018
On expansions of Ricci flat ALE metrics in harmonic coordinates about the infinity
Youmin Chen
In this paper, we study the expansions of Ricci flat metrics in harmonic coordinates about the infinity of ALE (asymptotically local Euclidean) manifolds.