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pro vyhledávání: '"Fariba Takhtabnoos"'
Autor:
Fariba Takhtabnoos, Ahmad Shirzadi
Publikováno v:
پژوهشهای ریاضی, Vol 4, Iss 2, Pp 153-172 (2018)
This paper deals with the numerical solutions of the 2D time dependent Schr¨odinger equations by using a local strong form meshless method. The time variable is discretized by a finite difference scheme. Then, in the resultant elliptic type PDEs, sp
Externí odkaz:
https://doaj.org/article/7f8f8d5e070648b9b3dcffbf1ce9eec1
Publikováno v:
Engineering with Computers. 36:171-183
The existing local RBF methods use the strong form equation and approximate the solution in local subdomains instead of the whole domain. In the RBF-MLPG method, the unknown solution is approximated by RBFs in the whole domain and testing is done by
Autor:
Ahmad Shirzadi, Fariba Takhtabnoos
Publikováno v:
Inverse Problems in Science and Engineering. 26:1676-1694
In this paper, we consider coefficient inverse problems, which are associated with the identification of unknown time dependent control parameter and unknown solution of two-dimensional parabolic i...
Autor:
Fariba Takhtabnoos, Ahmad Shirzadi
Publikováno v:
Engineering Analysis with Boundary Elements. 83:67-73
A local meshless method based on the finite collocation, local radial basis function (RBF) and MLPG method is proposed for solving the 2D Delay partial differential equations. In fact, instead of collocation of governing equations in the finite collo
Autor:
Fariba Takhtabnoos, Ahmad Shirzadi
Publikováno v:
Engineering Analysis with Boundary Elements. 63:114-124
This paper is concerned with a new implementation of a variant of the finite collocation (FC) method for solving the 2D time dependent partial differential equations (PDEs) of parabolic type. The time variable is eliminated by using an appropriate fi
Autor:
Ahmad Shirzadi, Fariba Takhtabnoos
Publikováno v:
Engineering Analysis with Boundary Elements. 61:104-113
This paper is concerned with a meshless simulation of the two dimensional Landau–Lifschitz–Gilbert (LLG) equation which describes the dynamics of the magnetization inside a ferromagnetic body. After elimination of the time variable by a suitable
Autor:
Ahmad Shirzadi, Fariba Takhtabnoos
Publikováno v:
Inverse Problems in Science and Engineering. 24:729-743
This paper is concerned with the development of a meshless local approach based on the finite collocation method for solving Cauchy problems of 2-D elliptic PDEs in annulus domains. In the proposed approach, besides the collocation of unknown solutio