Ziyi Wang

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math.AP2025

Interior Hessian estimates for sum Hessian quotient equation

Changyu Ren, Ziyi Wang

This paper is devoted to the interior $C^{2}$ estimates for a class of sum Hessian quotient equations. For $0 \leq l < k < n$ , we establish the interior estimates and the Pogorelov type e…

math.AP2025

Interior $C^{2}$ estimates for a class of sum Hessian equation

Changyu Ren, Ziyi Wang

In this paper, we mainly study the interior $C^{2}$ estimates for a class of sum Hessian equations. We establish the interior estimates and the Pogorelov type estimates for $0 < k < n$ .…

Interior Hessian estimates for sum Hessian quotient equation

Interior C2 estimates for a class of sum Hessian equation

Interior $C^{2}$ estimates for a class of sum Hessian equation