Results 11 to 20 of about 204,086 (161)

PENGEMBANGAN BUKU AJAR ALJABAR LINIER BERBASIS MATLAB MOBILE UNTUK MENUNJANG PEMBELAJARAN DARING

open access: yesAksioma: Jurnal Program Studi Pendidikan Matematika, 2021
Learning mathematics online, especially in Linear Algebra courses requires mathematical software-based teaching materials, to strengthen the understanding of numerical concepts.
Restu Lusiana, Reza Kusuma Setyansah
doaj   +1 more source

Covariance regulation based invariant Kalman filtering for attitude estimation on matrix Lie groups

open access: yesIET Control Theory & Applications, 2021
For matrix Lie groups attitude estimation problems with the trouble of unknown/inaccurate process noise covariance, by elaborating the proportion based covariance regulation scheme, this work proposes a novel version of adaptive invariant Kalman filter ...
Jiaolong Wang, Minzhe Li
doaj   +1 more source

Disturbance attenuation control for LVRT capability enhancement of doubly fed wind generators

open access: yesIET Generation, Transmission & Distribution, 2021
Low voltage ride through (LVRT) requires wind generation systems (WGS) to maintain continuous operation and provide reactive power support under grid voltage dips.
Boyu Qin   +4 more
doaj   +1 more source

A modified variant of HSS preconditioner for generalized saddle point problems

open access: yesAdvances in Mechanical Engineering, 2022
Recently, Zhang [Numerical Linear Algebra with Applications, 2018: e2166] constructed an efficient variant of Hermitian and skew-Hermitian splitting (HSS) preconditioner for generalized saddle point problems, and gave the corresponding theoretical ...
Li-Tao Zhang, Yi-Fan Zhang
doaj   +1 more source

Preconditioning and convergence in the right norm [PDF]

open access: yes, 2007
The convergence of numerical approximations to the solutions of differential equations is a key aspect of Numerical Analysis and Scientific Computing.
Wathen, A. J.
core   +1 more source

Coordination of multi‐agent systems with arbitrary convergence time

open access: yesIET Control Theory & Applications, 2021
This paper proposes fixed‐time solutions to several problems in multi‐agent systems. First, a fixed‐time consensus protocol is investigated and under the assumption that the lower bound of smallest positive eigenvalue of the Laplacian matrix is known in ...
Thanh Truong Nguyen   +4 more
doaj   +1 more source

Computation of generalized matrix functions [PDF]

open access: yes, 2015
We develop numerical algorithms for the efficient evaluation of quantities associated with generalized matrix functions [J. B. Hawkins and A. Ben-Israel, Linear and Multilinear Algebra 1(2), 1973, pp. 163-171].
Arrigo, Francesca   +2 more
core   +2 more sources

Synthesis of models for order-sorted first-order theories using linear algebra and constraint solving [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2015
Recent developments in termination analysis for declarative programs emphasize the use of appropriate models for the logical theory representing the program at stake as a generic approach to prove termination of declarative programs.
Salvador Lucas
doaj   +1 more source

Modifications of the Limited Memory BFGS Algorithm for Large-scale Nonlinear Optimization [PDF]

open access: yes, 2005
In this paper we present two new numerical methods for unconstrained large-scale optimization. These methods apply update formulae, which are derived by considering different techniques of approximating the objective function.
Hassan, Malik Abu, June, Leong Wah
core   +1 more source

Scheduling‐measure dependent modelling of delay propagation on a single railway line: A matrix transformation approach

open access: yesIET Intelligent Transport Systems, 2021
This paper proposes an analytical delay propagation model for single railway lines based on the max‐plus algebra theory. The scheduling measures taken by dispatchers, including re‐timing and re‐ordering, will be incorporated into our delay propagation ...
Junfeng Ma   +4 more
doaj   +1 more source

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