Results 21 to 30 of about 1,485 (264)

The Jacobian algebras [PDF]

open access: yesJournal of Pure and Applied Algebra, 2009
The Jacobian algebras are introduced and their various properties are studied.
openaire   +4 more sources

On the Robot Singularity: A Novel Geometric Approach

open access: yesInternational Journal of Advanced Robotic Systems, 2012
This paper addresses a novel geometric analysis method of the singularity and kinestatic characteristics of robots. For non-redundant robots, there exist two uniquely determined Jacobians – the screw-based Jacobian and the reciprocal Jacobian.
Man Bok Hong
doaj   +1 more source

On local quasi efficient solutions for nonsmooth vector optimization problems

open access: yesCroatian Operational Research Review, 2020
We are interested in local quasi efficient solutions for nonsmooth vector optimization problems under new generalized approximate invexity assumptions.
Mohsine Jennane   +2 more
doaj   +1 more source

Autoduality of the Compactified Jacobian [PDF]

open access: yesJournal of the London Mathematical Society, 2002
The following autoduality theorem is proved for an integral projective curve C in any characteristic. Given an invertible sheaf L of degree 1, form the corresponding Abel map AL:C→, which maps C into its compactified Jacobian, and form its pullback map , which carries the connected component of 0 in the Picard scheme back to the Jacobian.
Esteves, Eduardo   +2 more
openaire   +2 more sources

On the total variation of the Jacobian

open access: yesJournal of Functional Analysis, 2004
Let \(\Omega\) be an open subset of \({\mathbb R}^2\), and \(u=(u^1,u^2)\in L^\infty_{\text{ loc}}(\Omega;{\mathbb R}^2)\cap W^{1,p}(\Omega;{\mathbb R}^2)\) for some \(p>1\). In the paper, a comparison is carried out among the classical Jacobian determinant \(\det Du\) defined a.e. in \(\Omega\), the distributional Jacobian determinant \(\text{ Det} Du\
I. FONSECA, N. FUSCO, MARCELLINI, PAOLO
openaire   +4 more sources

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

Extended Kalman Filter with Reduced Computational Demands for Systems with Non-Linear Measurement Models

open access: yesSensors, 2020
The paper presents a method of computational complexity reduction in Extended Kalman Filters dedicated for systems with non-linear measurement models.
Piotr Kaniewski
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

Performance of the Atmospheric Radiative Transfer Simulator (ARTS) in the 600–1650 cm−1 Region

open access: yesRemote Sensing, 2023
The Atmospheric Radiative Transfer Simulator (ARTS) has been widely used in the radiation transfer simulation from microwave to terahertz. Due to the same physical principles, ARTS can also be used for simulations of thermal infrared (TIR).
Zichun Jin   +3 more
doaj   +1 more source

ON THE JACOBIAN CONJECTURE

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

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