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Mathematics   > Home   > Advances in Pure and Applied Mathematics   > Issue 1 (January 2026)   > Article

Curvature estimates for a class of curvature equation in warped product manifolds

Estimations de courbure pour une classe d’équations de courbure dans les variétés à produits tordus


Jianbo Yang
Harbin University of Science and Technology
China

Yueming Lu
Harbin University of Science and Technology
China



Published on 13 January 2026   DOI : 10.21494/ISTE.OP.2026.1392

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In this paper, we establish curvature estimates for a class of curvature equation $$$\mathcal{F}_{p}(\kappa)=f(V,\nu) for \frac{n}{2} \leq p \leq n-1$$$ in the warped product manifolds $$$\bar{M}$$$. Additionally, by imposing some constraints on the right-hand side function, we also obtain an existence result for the starshaped hypersurface $$$\Sigma$$$ that satisfies the above equation.

In this paper, we establish curvature estimates for a class of curvature equation $$$\mathcal{F}_{p}(\kappa)=f(V,\nu) for \frac{n}{2} \leq p \leq n-1$$$ in the warped product manifolds $$$\bar{M}$$$. Additionally, by imposing some constraints on the right-hand side function, we also obtain an existence result for the starshaped hypersurface $$$\Sigma$$$ that satisfies the above equation.

Curvature estimate curvature equation warped product manifold

Curvature estimate curvature equation warped product manifold

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