Results 21 to 30 of about 2,316 (142)

Review of the techniques used in motor‐cognitive human‐robot skill transfer

open access: yesCognitive Computation and Systems, Volume 3, Issue 3, Page 229-252, September 2021., 2021
Abstract A conventional robot programming method extensively limits the reusability of skills in the developmental aspect. Engineers programme a robot in a targeted manner for the realisation of predefined skills. The low reusability of general‐purpose robot skills is mainly reflected in inability in novel and complex scenarios.
Yuan Guan, Ning Wang, Chenguang Yang
wiley   +1 more source

Erratum to “Inequalities for the Class of Warped Product Submanifold of Para-Cosymplectic Manifolds”

open access: yesAdvances in Mathematical Physics
Advances in Mathematical Physics, Volume 2025, Issue 1, 2025.
doaj   +2 more sources

Examples of noncompact nonpositively curved manifolds

open access: yesBulletin of the London Mathematical Society, Volume 53, Issue 4, Page 1061-1071, August 2021., 2021
Abstract We give a simple construction of new, complete, finite volume manifolds M of bounded, nonpositive curvature. These manifolds have ends that look like a mixture of locally symmetric ends of different ranks and their fundamental groups are not duality groups.
Grigori Avramidi   +1 more
wiley   +1 more source

Characterization of Skew CR‐Warped Product Submanifolds in Complex Space Forms via Differential Equations

open access: yesMathematical Problems in Engineering, Volume 2021, Issue 1, 2021., 2021
Recently, we have obtained Ricci curvature inequalities for skew CR‐warped product submanifolds in the framework of complex space form. By the application of Bochner’s formula on these inequalities, we show that, under certain conditions, the base of these submanifolds is isometric to the Euclidean space.
Ibrahim Al-Dayel   +2 more
wiley   +1 more source

A Study of Doubly Warped Product Immersions in a Nearly Trans‐Sasakian Manifold with Slant Factor

open access: yesAdvances in Mathematical Physics, Volume 2021, Issue 1, 2021., 2021
In this article, we discuss the de Rham cohomology class for bislant submanifolds in nearly trans‐Sasakian manifolds. Moreover, we give a classification of warped product bislant submanifolds in nearly trans‐Sasakian manifolds with some nontrivial examples in the support.
Ali H. Alkhaldi   +4 more
wiley   +1 more source

A General Inequality for CR‐Warped Products in Generalized Sasakian Space Form and Its Applications

open access: yesAdvances in Mathematical Physics, Volume 2021, Issue 1, 2021., 2021
In the present paper, by considering the Gauss equation in place of the Codazzi equation, we derive new optimal inequality for the second fundamental form of CR‐warped product submanifolds into a generalized Sasakian space form. Moreover, the inequality generalizes some inequalities for various ambient space forms.
Yanlin Li   +3 more
wiley   +1 more source

Ricci Curvature Inequalities for Skew CR-Warped Product Submanifolds in Complex Space Forms

open access: yesMathematics, 2020
The fundamental goal of this study was to achieve the Ricci curvature inequalities for a skew CR-warped product (SCR W-P) submanifold isometrically immersed in a complex space form (CSF) in the expressions of the squared norm of mean curvature vector and
Meraj Ali Khan, Ibrahim Aldayel
doaj   +1 more source

Certain investigations of sequential warped product submanifolds on cosymplectic manifolds

open access: yesJournal of Inequalities and Applications, 2023
In a special class of almost contact metric manifolds known as cosymplectic manifolds, the current study aims to establish the existence result and a few inequalities for sequential warped product submanifolds.
Anil Sharma   +3 more
doaj   +1 more source

Analysis of Obata’s Differential Equations on Pointwise Semislant Warped Product Submanifolds of Complex Space Forms via Ricci Curvature

open access: yesMathematical Problems in Engineering, Volume 2021, Issue 1, 2021., 2021
The present paper studies the applications of Obata’s differential equations on the Ricci curvature of the pointwise semislant warped product submanifolds. More precisely, by analyzing Obata’s differential equations on pointwise semislant warped product submanifolds, we demonstrate that, under certain conditions, the base of these submanifolds is ...
Amira A. Ishan, G. Muhiuddin
wiley   +1 more source

Vanishing Homology of Warped Product Submanifolds in Complex Space Forms and Applications

open access: yesMathematics, 2022
In this paper, we prove the nonexistence of stable integral currents in compact oriented warped product pointwise semi-slant submanifold Mn of a complex space form M˜(4ϵ) under extrinsic conditions which involve the Laplacian, the squared norm gradient ...
Ali H. Alkhaldi   +3 more
doaj   +1 more source

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