Results 111 to 120 of about 17,217 (243)

On the convergence of an iterative proceeding of Chebyshev type

open access: yesJournal of Numerical Analysis and Approximation Theory, 1995
Iterative methods are discussed for solving the operator equation \(f(x)=0\). Here \(f:X\to Y\) is a three times differentiable mapping and \(X\), \(Y\) are Banach spaces. The author considers iterative methods of the form \(x_{n+1}=x_n- D_nf(x_n)-{1\over 2} D_nf''(x_n)(D_nf(x_n))^2\), in which the unique solution \(\widehat x\) and the inverse ...
openaire   +3 more sources

A family of Halley–Chebyshev iterative schemes for non-Fréchet differentiable operators

open access: yesJournal of Computational and Applied Mathematics, 2009
AbstractA modification of some classical third order methods is studied. The main advantage of these methods is that they do not need evaluate any Fréchet derivative. A convergence theorem in Banach spaces, just assuming that the second divided difference is bounded by a nondecreasing function and a punctual condition, is presented.
Sergio Amat   +3 more
openaire   +2 more sources

Application of Mini-max Polynomial Approximation Method to Neutron Activation Calculation under Various Operating Conditions

open access: yesYuanzineng kexue jishu, 2023
The structural materials in the reactor and the corrosion products in the loop will be activated into radionuclides after being irradiated by strong neutrons.
ZHANG Binhang;BI Yanzhao;ZHANG Cong;YUAN Xianbao;ZHANG Yonghong;TANG Haibo
doaj  

Linear iterative solvers for implicit ODE methods [PDF]

open access: yes
The numerical solution of stiff initial value problems, which lead to the problem of solving large systems of mildly nonlinear equations are considered.
Saylor, Paul E., Skeel, Robert D.
core   +1 more source

A Chebyshev–Halley Method with Gradient Regularization and an Improved Convergence Rate

open access: yesMathematics
High-order methods are particularly crucial for achieving highly accurate solutions or satisfying high-order optimality conditions. However, most existing high-order methods require solving complex high-order Taylor polynomial models, which pose ...
Jianyu Xiao, Haibin Zhang, Huan Gao
doaj   +1 more source

Comparing solution methods for dynamic equilibrium economies [PDF]

open access: yes
This paper compares solution methods for dynamic equilibrium economies. The authors compute and simulate the stochastic neoclassical growth model with leisure choice using Undetermined Coefficients in levels and in logs, Finite Elements, Chebyshev ...
Jesus Fernandez-Villaverde   +2 more
core  

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