Results 41 to 50 of about 2,853,127 (211)

The pairwise comparison matrix of sub-criteria with respect to the Operational criterion.

open access: yes, 2016
The pairwise comparison matrix of sub-criteria with respect to the Operational criterion.
Siti Zawiah Md Dawal (652422)   +4 more
core   +1 more source

Quasi-monomiality and operational identities for Laguerre–Konhauser-type matrix polynomials and their applications [PDF]

open access: yes, 2018
It is shown that an appropriate combination of methods, relevant to matrix polynomials and to operational calculus can be a very useful tool to establish and treat a new class of matrix Laguerre–Konhauser polynomials.
Maged G. Bin-Saad   +3 more
core   +1 more source

Hierarchical Matrix Operations on GPUs [PDF]

open access: yesACM Transactions on Mathematical Software, 2019
Hierarchical matrices are space- and time-efficient representations of dense matrices that exploit the low-rank structure of matrix blocks at different levels of granularity. The hierarchically low-rank block partitioning produces representations that can be stored and operated on in near-linear complexity instead of the usual polynomial complexity of ...
Wajih Halim Boukaram   +2 more
openaire   +3 more sources

The Population Projection as a Matrix Operator [PDF]

open access: yesDemography, 1964
El metodo de “componentes” para proyecciones de poblacion, uno de los metodos demograficos mas valiosos, ha sido tratado casi enteramente como metoda empirico, desprovisto de una teoria basica 0 una esiruciura matematica. Este articulo considera la proyeccion como una matriz, con valores de supervivencia en la diagonal principal y en la primera fila ...
openaire   +1 more source

Solution of Fractional Optimal Control Problems with Noise Function Using the Bernstein Functions [PDF]

open access: yesControl and Optimization in Applied Mathematics, 2019
This paper presents a numerical solution of a class of fractional optimal control problems (FOCPs) in a bounded domain having a noise function by the spectral Ritz method.
Ali Nemati   +2 more
doaj   +1 more source

New Procedures of a Fractional Order Model of Novel Coronavirus (COVID-19) Outbreak via Wavelets Method

open access: yesAxioms, 2021
Coronaviruses are a group of RNA (ribonucleic acid) viruses with the capacity for rapid mutation and recombination. Coronaviruses are known to cause respiratory or intestinal infections in humans and animals.
Maryamsadat Hedayati   +2 more
doaj   +1 more source

Operational formula for the generalized Bessel matrix polynomials

open access: yes, 2017
In this paper, we propose to give some operational formula of the generalized Bessel matrix polynomials (GBMPs) using the difference operators. Some special cases of the main results are also established.
M. Abdalla
core   +1 more source

Sine-cosine wavelet operational matrix of fractional order integration and its applications in solving the fractional order Riccati differential equations

open access: yesAdvances in Difference Equations, 2017
In this paper, the sine-cosine wavelet method is presented for solving Riccati differential equations. The sine-cosine wavelet operational matrix of fractional integration is derived and utilized to transform the equations to system of algebraic ...
Yanxin Wang, Tianhe Yin, Li Zhu
doaj   +1 more source

CAS Wavelet Function Method for Solving Abel Equations with Error Analysis [PDF]

open access: yesInternational Journal of Research in Industrial Engineering, 2017
In this paper we use a computational method based on CAS wavelets for solving nonlinear fractional order Volterra integral equations. We solve particularly Abel equations.
R. Ezzati, K. Maleknejad, E. Fathizadeh
doaj   +1 more source

Haar Wavelet Operational Matrix Method for Solving Fractional Partial Differential Equations

open access: yes, 2012
In this paper, Haar wavelet operational matrix method is proposed to solve a class of fractional partial differential equations. We derive the Haar wavelet operational matrix of fractional order integration. Meanwhile, the Haar wavelet operational matrix
Yiming Chen, Mingxu Yi
core   +1 more source

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