collaborators

8 papers

math.DG2026

Casorati inequalities for Riemannian submersion along mixed distributions and their applications

Ravindra Singh, Mukut Mani Tripathi

This paper introduces Casorati inequalities for the normalised scalar curvature and normalised Casorati curvature of vertical and horizontal distributions for Riemannian submersion…

math.DG2026

Generalized Chen's inequalities for Riemannian submersions and Riemannian maps with Applications

Ravindra Singh

In this paper, we establish generalized B.-Y. Chen inequalities for Riemannian submersions and Riemannian maps between Riemannian manifolds by employing the generalized -invari…

math.DG2026

B.-Y. Chen's inequalities for Riemannian submersion and their applications

Ravindra Singh, Mukut Mani Tripathi

In this paper, we introduce B.-Y. Chen inequalities for Riemannian submersions between Riemannian manifolds. We derive these inequalities for vertical, horizontal, and mixed distri…

math.DG2026

Reverse Ricci-Curvature Bounds for Riemannian Submersions and Riemannian Maps

Ravindra Singh

In this paper, we establish, for the first time, upper bounds of the Ricci--curvature for Riemannian submersions along the vertical distribution as well as along both the vertical…

math.DG2026

General Chen-Ricci inequalities for Riemannian submersions and Riemannian maps

Ravindra Singh, Kiran Meena, Kapish Chand Meena

In this paper, we derive general forms of the Chen-Ricci inequalities for Riemannian submersions between Riemannian manifolds. We also derive general forms of the Chen-Ricci and im…

math.DG2026

Optimal inequalities involving Casorati curvatures along Riemannian maps and Riemannian submersions for quaternionic space form

Ravindra Singh

In this paper, we establish Casorati inequalities for Riemannian maps and Riemannian submersions involving quaternionic space forms, and we provide geometric characterisations of t…