Results 41 to 50 of about 7,484 (167)

Padé approximant related to inequalities for Gauss lemniscate functions

open access: yesJournal of Inequalities and Applications, 2016
Based on the Padé approximation method, we present new inequalities for Gauss lemniscate functions. We also solve a conjecture on inequalities for Gauss lemniscate functions proposed by Sun and Chen.
Juan Liu, Chao-Ping Chen
doaj   +1 more source

Thermal distribution through a moving longitudinal trapezoidal fin with variable temperature-dependent thermal properties using DTM-Pade approximant

open access: yesCase Studies in Thermal Engineering, 2021
The present inspection elaborates the thermal distribution through a convective-radiative longitudinal trapezoidal moving fin with an internal heat source by considering the linear and nonlinear temperature-dependent thermal conductivities and heat ...
M.C. Jayaprakash   +6 more
doaj   +1 more source

Multivariate Padé-approximants [PDF]

open access: yes, 1983
For an operator F: Rn → R, analytic in the origin, the notion of (abstract multivariate Padé-approximant (APA) is introduced, by making use of abstract polynomials.
Cuyt, Annie A.M
core   +1 more source

An analytical method with Padé technique for solving of variational problems

open access: yesNonlinear Engineering, 2017
In this paper, the homotopy analysis method (HAM) is employed to solve a class of variational problems (VPs). By using the so-called ħ-curves, we determine the convergence parameter ħ, which plays key role to control convergence of solution series.
Jaffarian H., Sayevand K., Kumar Sunil
doaj   +1 more source

Reinterpretation of Classic Proton Charge Form Factor Measurements

open access: yesFrontiers in Physics, 2020
In 1963, a proton radius of 0.805(11) fm was extracted from electron scattering data and this classic value has been used in the standard dipole parameterization of the form factor. In trying to reproduce this classic result, we discovered that there was
Miha Mihovilovič   +6 more
doaj   +1 more source

Frequency-Weighted Residual Truncation and Padé Approximant for Model Reduction of Power System with Constant Time Delay

open access: yesIEEE Access, 2020
To improve the efficiency for managing power systems with constant time delay, an improved frequency-weighted model reduction is proposed. First, the Padé approximant allows to represent the time delay in the state-space form and build a linear ...
Yonghui Nie   +4 more
doaj   +1 more source

Hydrogels: From Simple Covalently Cross‐Linked Systems toward Hydrophobically Associating Adaptive Semicrystalline Materials

open access: yesMacromolecular Materials and Engineering, Volume 311, Issue 8, August 2026.
The exceptional toughness of these hydrogels originates from a lamellar cluster structure in which tie molecules, formed by PDMAAm chains containing noncrystallized C18A and C12M segments, transfer stress, and dissipate energy during deformation. Fragmentation of lamellar clusters under load produces yielding, whereas hydrogels without C12M lack this ...
Oguz Okay
wiley   +1 more source

On the Newton-Padé approximation problem [PDF]

open access: yes, 1978
To study the structure of the Newton-Padé table a new concept—the minimal solution—is introduced. The relationship of the minimal solution with the Newton-Padé approximant is given.
Claessens, Guido
core   +1 more source

The Tensor Pade´-Type Approximant with Application in Computing Tensor Exponential Function

open access: yesJournal of Function Spaces, 2018
Tensor exponential function is an important function that is widely used. In this paper, tensor Pade´-type approximant (TPTA) is defined by introducing a generalized linear functional for the first time.
Chuanqing Gu, Yong Liu
doaj   +1 more source

Fourier Expansion‐Based Approach to the Parameter Space of Classical Systems

open access: yesAnnalen der Physik, Volume 538, Issue 7, July 2026.
ABSTRACT We propose a new approach to compute the classical metric tensor (CMT) and the Hannay curvature using Fourier series expansions in action‐angle variables. This approach circumvents the need for complex time‐domain integrals or the construction of generating functions, replacing them with algebraic combinations of Fourier coefficients. We prove
Marcos J. Hernández   +3 more
wiley   +1 more source

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