Results 81 to 90 of about 21,657 (246)

A highly accurate numerical method for solving boundary value problem of generalized Bagley‐Torvik equation

open access: yesMathematical Methods in the Applied Sciences, EarlyView.
A highly accurate numerical method is given for the solution of boundary value problem of generalized Bagley‐Torvik (BgT) equation with Caputo derivative of order 0<β<2$$ 0<\beta <2 $$ by using the collocation‐shooting method (C‐SM). The collocation solution is constructed in the space Sm+1(1)$$ {S}_{m+1}^{(1)} $$ as piecewise polynomials of degree at ...
Suzan Cival Buranay   +2 more
wiley   +1 more source

Fungsi pembangkit pada polinomial chebyshev jenis kedua [PDF]

open access: yes, 2023
Polinomial Chebyshev adalah suatu polinomial orthogonal yang bersifat rekursif. Terdapat 4 jenis polinomial Chebyshev yaitu polinomial Chebyshev jenis pertama yang dinotasikan dengan T,,, kedua U,, ketiga V, dan yang keempat W ...
Rohman, Saiful
core  

The Combined Effects of Variable Viscosity and Thermal Conductivity of An Unsteady Casson Fluid Flow Along a Vertical Porous Channel With Convective Cooling Walls, Using the Bivariate Spectral Local Linearization Method

open access: yesMathematical Methods in the Applied Sciences, EarlyView.
ABSTRACT This study examines the combined impact of different thermal conductivity and viscosity on unsteady non‐Newtonian Casson fluid flow of incompressible, electrical conductivity in a porous vertical channel with convective cooling walls, uniform magnetic field, and constant pressure gradient.
A. S. Adeyemo   +2 more
wiley   +1 more source

The integer Chebyshev problem [PDF]

open access: yesMathematics of Computation, 1996
We are concerned with the problem of minimizing the supremum norm on an interval of a nonzero polynomial of degree at most n n
Peter B. Borwein, Tamás Erdélyi
openaire   +2 more sources

Chebyshev centers in hyperplanes of $c_0$ [PDF]

open access: yes, 1984
summary:We give a full characterization of the closed one-codimensional subspaces of $c_0$, in which every bounded set has a Chebyshev center. It turns out that one can consider equivalently only finite sets (even only three-point sets) in our case, but
Veselý, Libor   +2 more
core   +1 more source

Some results on generalization $\alpha-$Chebyshev wavelets [PDF]

open access: yesJournal of Mahani Mathematical Research
In this paper, we introduce  generalized formulae for well-known functions such as $\alpha$-Chebyshev functions. We define $\alpha-$Chebyshev wavelets approximation and  generalization $\alpha-$wavelet coapproximation.
Hamid Mazaheri   +2 more
doaj   +1 more source

Beyond Directions: Symmetry‐Aware Rotation Sets for Triaxial Diffusion Encoding by Geometric Filter Optimization

open access: yesMagnetic Resonance in Medicine, EarlyView.
ABSTRACT Purpose To improve the accuracy of diffusion‐weighted powder average signals for diffusion encoding with arbitrary b‐tensors. Methods We identify an intrinsic dihedral (D2$$ {D}_2 $$) symmetry of diffusion signals for arbitrary diffusion encoding, which defines their natural signal space (a quotient of 3D rotations).
Sune Nørhøj Jespersen   +1 more
wiley   +1 more source

MODIFIKASI METODE CHEBYSHEV-HALLEY DAN CHEBYSHEV-LIKE MENGGUNAKAN DERET TAYLOR [PDF]

open access: yes, 2017
Metode Chebyshev-Halley dan Chebyshev-like masing-masing merupakan metode iterasi dengan orde konvergensi tiga yang menggunakan tiga evaluasi fungsi untuk menyelesaikan persamaan nonlinier.
ANDRE SETIA DESWANTA
core  

Detecting Loosening of Bolt‐Flanged Pipe Using Smoothed Pseudo Wigner–Ville Distribution: Digital Twin‐Based Approach Using Convolution Neural Networks

open access: yesInternational Journal of Mechanical System Dynamics, EarlyView.
ABSTRACT In this paper, an integrated digital twin‐based fault‐diagnosis framework is proposed to detect bolt loosening in flanged pipe connections. The approach combines finite element‐based numerical modeling, experimental modal analysis, and advanced signal processing‐assisted deep learning to achieve reliable loosening detection under operational ...
Milad Shabani Yousefabad   +4 more
wiley   +1 more source

Fungsi pembangkit polinomial chebyshev jenis pertama [PDF]

open access: yes, 2023
Polinomial Chebyshev merupakan polinomial orthogonal yang memiliki banyak jenis karena bentuknya rekursif. Salah satu dan paling mendasar adalah polinomial Chebyshev jenis pertama.
Rustam, Putri Anjani
core   +3 more sources

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