# Solved: Problems With Unknown Source.

View at Publisher · View at **Google Scholar Terms** of Service · Privacy Policy Walailak Journal of Science and Technology (WJST) User Username Password Remember me Information For Readers For Authors Lets assume that the current of is defined with direction from right to left, algebraic sum means that its current would be I1−I2 . is in the opposite direction of and is in the same direction as . IntroductionInverse source problem occurs in many branches of science and engineering. http://bornsunsoft.com/solved-problems/solved-problems-with-sp2.html

Tolkien 0 Kudos Reply Andy147 Inhabitant **Mark as New** Bookmark Subscribe Highlight Print Email to a Friend Report Inappropriate Content 2015-08-17 10:22 AM 2015-08-17 10:22 AM Re: Apps From Unknown Sources Several numerical methods have been proposed for the inverse source problem [5–12]. Rostamian, “Approximate solutions of K (2,2), KdV and modified KdV equations by variational iteration method, homotopy perturbation method and homotopy analysis method,” International Journal of Nonlinear Sciences and Numerical Simulation, vol. Comput.

Full-text · Jan 2014Read nowArticle: The Sinc‐Galerkin method for solving an inverse parabolic problem with unknown source term Full-text · Jan 2013 · Numerical Methods for Part...Read nowArticle: Approximate analytical solutions F Yang and CL Fu. A simplified Tikhonov regularization method for determining the heat source. Appl. Math. Model. 2010; 34, 3286-99. Sami Bataineh, M.S.M. View at Publisher · View at Google Scholar · View at Zentralblatt MATHM.

Online ISSN: 2228-835Xhttp://wjst.wu.ac.th Last updated: 17 January 2017 For full functionality of ResearchGate it is necessary to enable JavaScript. Simul. 15 (2010) 2908–2915.[20] A. It is better to have all the mesh currents loop in the same direction (usually clockwise) to prevent errors when writing out the equations. Found **this post** helpful?

I went into the players folder (not playerdata) and deleted its contents and everything now works. Math. Partial Diff. Wei et al.

Savateev, On problems of determining the source function in a parabolic equation, J. Murio, “Source term identification in 1-D IHCP,” Computers & Mathematics with Applications, vol. 47, no. 12, pp. 1921–1933, 2004. Jeffrey, Approximate solutions to a parameterized sixth order boundary value problem, Comput. In the next section, we formulate the problem mathematically.

Fatullayev, “Numerical solution of the inverse problem of determining an unknown source term in a two-dimensional heat equation,” Applied Mathematics and Computation, vol. 152, no. 3, pp. 659–666, 2004. https://www.researchgate.net/publication/222881032_Solving_the_inverse_problem_of_identifying_an_unknown_source_term_in_a_parabolic_equation If one assume the inverse direction, i.e. I don't know much about this stuff so I could absolutely be wrong, but I feel that it wouldn't be related to that because I have worlds older and newer than Secondly, variational iteration method is used to solve the reduced problem.

For linear source, their exact solutions can be obtained by only one iteration step due to the fact that the Lagrangian multiplier can be identified exactly. his comment is here Small price to pay. Your cache administrator is webmaster. Finding voltage across .

Lett. 2013; 26, 387-91. [11] A Shidfar and A Babaei. The Sinc-Galerkin method for solving an inverse parabolic problem with unknown source term. Numer. Meth. Part. However, in all the other studies the source has been sought as a function of space or time only [5–8].In this paper, the heat source is taken to be time dependent Thank you in advance _______________________________________________________________________ [00:36:20 INFO]: Starting minecraft server version 1.7.10 [00:36:20 ERROR]: Exception handling console input java.io.IOException: The handle is invalid at java.io.FileInputStream.readBytes(Native Method) ~[?:1.7.0_60] at java.io.FileInputStream.read(Unknown Source) ~[?:1.7.0_60] this contact form Photo and video appsLet your creativity run wild Music and movie appsYour ticket to the biggest hits and hottest shows Tools and productivity appsPersonalise your Xperia, keep it safe and more

In [9–15], the VIM was introduced by He where a correct functional for (3.1) can be written as where is a general Lagrangian multiplier [13], which can be identified optimally via Cheng, L. The direction of each is toward node a.

## When To Use Mesh Analysis?

VL Kamynin. The unique solvability of an inverse problem for parabolic equations under a final overdetermination condition. Math. It is clear that is in the same direction of and is in the opposite direction. This page uses JavaScript to progressively load the article content as a user scrolls. View at Google Scholar · View at ScopusH.

ConclusionIn this paper, He’s variational iteration method was employed successfully for solving the inverse heat source problems. Ganji and A. G. navigate here Also, from (17), we get f(x)=2 sin(x).5.

Sajid, M. Yi and D. Meth. Dehghan, M.

Screen reader users, click here to load entire articleThis page uses JavaScript to progressively load the article content as a user scrolls. Geng, Y. Hashim, Approximate analytical solutions of systems of PDEs by homotopy analysis method, Comput. Please refer to [27]. Corollary 1.

Dehghan and A. Assume , , , , , and . Shidfar et al. / Computers and Mathematics with Applications 60 (2010) 1209–1213roles in the migration of groundwater, identification and control of pollution source and environmental protection, theinverse source problem has been T Johansson and D Lesnic. Determination of a spacewise dependent heat source. J. Comput.

Hon, and T. With these assumptions, the problems (1)–(4) has the exact solutionu(x,t)=e2x+tand f(x)= −3e2x[10]. Lesnic, “The boundary-element method for the determination of a heat source dependent on one variable,” Journal of Engineering Mathematics, vol. 54, no. 4, pp. 375–388, 2006. Fatullayev, Numerical solution of the inverse problem of determining an unknown source term in a two-dimensional heat equation, Appl.

View at Publisher · View at Google Scholar · View at Zentralblatt MATHA.-M. G. Cula, “An iterative procedure for determining an unknown spacewise-dependent coefficient in a parabolic equation,” Applied Mathematics Letters, vol. 22, no. 7, pp. 1033–1037, 2009. Apply KCL to each of the nodes to obtain equations.