Changyou Wang

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math.AP2025

Eigenframe discontinuities of the Q-tensor model

Zhiyuan Geng, Changyou Wang

In this paper, we study the defect structure of minimizer of a Landau-de Gennes energy functional in three-dimensional domains, subject to constraint $∣ Q ∣ = 1$ . The set of defects is…

math.AP2024

On forward self-similar heat flow of harmonic maps

Zhiyuan Geng, Changyou Wang, Junao Yu

For any $k$ -dimensional smooth, compact Riemannian manifold $(N, h) \subset R^{L}$ without boundary, there exists an $ε_{0} > 0$ such that for any homogeneous of degree z…