Results 31 to 40 of about 19,216 (267)

Nilpotent symmetric Jacobian matrices and the Jacobian Conjecture II

open access: yesJournal of Pure and Applied Algebra, 2004
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Bondt, M.C. de, Essen, A.R.P. van den
openaire   +4 more sources

Development of a software simulator for the study of robotic manipulator kinematics tasks and control

open access: yesТехнічна інженерія
Kinematics is an integral part of research in the design of industrial robot structures and the development of control systems. The subject of study in this case are approaches and mathematical methods for describing the spatial position of the elements ...
M.V. Bogdanovskyi   +2 more
doaj   +1 more source

A new implementation for online calculation of manipulator Jacobian.

open access: yesPLoS ONE, 2019
This paper describes a new implementation for calculating Jacobian and its time derivative for robot manipulators in real-time. The estimation of Jacobian is the key in the real-time implementation of kinematics and dynamics of complex planar or spatial ...
Pramod Chembrammel   +1 more
doaj   +1 more source

Unscented Particle Filter for Online Total Image Jacobian Matrix Estimation in Robot Visual Servoing

open access: yesIEEE Access, 2019
The main purpose of visual servoing is to control the motion of a robot system based on visual information provided by one or more cameras. It is an important research topic in the robotics community.
Fasheng Wang   +4 more
doaj   +1 more source

Inverse modeling of circular lattices via orbit response measurements in the presence of degeneracy

open access: yesPhysical Review Accelerators and Beams, 2023
The number and location of beam position monitors (BPMs) and steerers with respect to the quadrupoles in a circular lattice can lead to degeneracy in the context of fitting linear optics and extracting lattice information from measured closed orbits ...
D. Vilsmeier, R. Singh, M. Bai
doaj   +1 more source

Continuous Stiffness Graded Metal–Ceramic Femoral Stems: UMAT‐Based Design and Finite Element Assessment

open access: yesAdvanced Engineering Materials, EarlyView.
Functionally graded metal–ceramic femoral stems are engineered through continuous UMAT‐based stiffness tailoring, eliminating discrete material interfaces while enhancing biomechanical compatibility. Low‐index power‐law gradation optimizes load transfer, reduces stress shielding, and controls implant–bone micromotion, highlighting a materials‐design ...
Rihem Nouira, Sameh Elleuch, Hanen Jrad
wiley   +1 more source

ON THE JACOBIAN CONJECTURE

open access: yesFar East Journal of Mathematical Sciences (FJMS), 2017
8 ...
openaire   +2 more sources

Topology and Material Optimization in Ultra‐Soft Magneto‐Active Structures: Making Advantage of Residual Anisotropies

open access: yesAdvanced Materials, EarlyView.
Residual magnetization induces pronounced mechanical anisotropy in ultra‐soft magnetorheological elastomers, shaping deformation and actuation even without external magnetic fields. This study introduces a computational‐experimental framework integrating magneto‐mechanical coupling into topology optimization for designing soft magnetic actuators with ...
Carlos Perez‐Garcia   +3 more
wiley   +1 more source

Soft Skins With Reversible Thickness Morphing: Materials, Mechanisms, and Applications

open access: yesAdvanced Materials, EarlyView.
Evolution of electronic skin (e‐skin) technologies toward adaptive, multifunctional soft skins. Phase I highlights early rigid and discrete sensory interfaces. Phase II shows the transition toward flexible, stretchable, and large‐area e‐skin. Phase III captures the emergence of computational e‐skin.
Oliver Ozioko   +2 more
wiley   +1 more source

Holonomic modules and 1-generation in the Jacobian Conjecture

open access: yesComptes Rendus. Mathématique
Let $P_n$ be a polynomial algebra in $n$ indeterminates over a field $K$ of characteristic zero. An endomorphism $\sigma \in \mathrm{End}_K(P_n)$ is called a Jacobian map if its Jacobian is a nonzero scalar.
Bavula, Volodymyr V.
doaj   +1 more source

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