On the topology of warped product pointwise semi-slant submanifolds with positive curvature

Y Li, AH Alkhaldi, A Ali, P Laurian-Ioan - Mathematics, 2021 - mdpi.com
In this paper, we obtain some topological characterizations for the warping function of a
warped product pointwise semi-slant submanifold of the form Ω n= NT l× f N ϕ k in a …

Homology groups in warped product submanifolds in hyperbolic spaces

Y Li, A Ali, F Mofarreh, N Alluhaibi - Journal of Mathematics, 2021 - Wiley Online Library
In this paper, we show that if the Laplacian and gradient of the warping function of a compact
warped product submanifold Ωp+ q in the hyperbolic space ℍm (− 1) satisfy various extrinsic …

Homology of warped product submanifolds in the unit sphere and its applications

A Ali, F Mofarreh, C Ozel… - International Journal of …, 2020 - World Scientific
In this work, several pinched conditions on the Laplacian and gradient of the warping
function are found in consideration of warped product submanifolds structure that force to …

The weakly generalized unicorns in Finsler geometry

A Tayebi, B Najafi - Science China Mathematics, 2021 - Springer
We classify the almost regular weakly stretch non-Randers-type (α, β)-metrics with vanishing
S-curvature. In the class of regular metrics, they reduce to Berwald ones. Here, we …

Vanishing homology of warped product submanifolds in complex space forms and applications

AH Alkhaldi, P Laurian-Ioan, I Ahmad, A Ali - Mathematics, 2022 - mdpi.com
In this paper, we prove the nonexistence of stable integral currents in compact oriented
warped product pointwise semi-slant submanifold M n of a complex space form M˜(4 ϵ) …

[HTML][HTML] Null homology in warped product Lagrangian submanifolds of the nearly Kaehler S6 and its applications

A Ali, F Mofarreh, N Alluhaibi, P Laurian-Ioan - Journal of Geometry and …, 2020 - Elsevier
The study follows the conjecture of Lawson and Simon (1973) and proves the main
theorems. If the warping function of a compact warped product Lagrangian submanifold Σ 3 …

Homology groups in CR-warped products of complex space forms

Y Li, A Ali, N Alluhaibi, F Mofarreh, C Ozel - Heliyon, 2024 - cell.com
In the present paper, by using the result of Lawson-Simons [15], we adopt a different
technique to show that there are no stable integral q-currents and a non-trivial homology …

The Homology of Warped Product Submanifolds of Spheres and Their Applications

LS Alqahtani, A Ali, P Laurian-Ioan, AH Alkhaldi - Mathematics, 2023 - mdpi.com
The aim of the current article is to formulate sufficient conditions for the Laplacian and a
gradient of the warping function of a compact warped product submanifold Σ β 1+ β 2 in a …

On generalized curvature equality and inequality for sequential warped product submanifolds

A Kumar, A Sharma - Journal of Mathematical Sciences, 2023 - Springer
The present article deals with the study of generalized curvature equality and inequality. We
first derive equality involving mean curvature vector and second fundamental form for …

Geometric inequalities of warped product submanifolds and their applications

N Alluhaibi, F Mofarreh, A Ali, WA Mior Othman - Mathematics, 2020 - mdpi.com
In the present paper, we prove that if Laplacian for the warping function of complete warped
product submanifold M m= B p× h F q in a unit sphere S m+ k satisfies some extrinsic …