اذا ممكن اريد بحوث :
A First course in Integral Equations, A. M Wazwa
aurher A. M . Wazwaz
1- J. H. He, "Some asymptotic methods for strongly nonlinear equations", International Journal of Modern Physics B, vol. 20, No. 10 (2006) 1141-1199.
2- A. Belendez, A. Hernandez, T. Belendez, E. Fernandez, M. L. Alvarez and C. Neipp, "Application of He's homotopy perturbation method to the Duffing-harmonic oscillator", International Journal of Nonlinear Sciences and Numerical Simulation, vol. 8, N0. 1 (2007) 79-88.
3- J. H. He, Non-perturbative methods for strongly nonlinear problems (dissertation.de-Verlag im Internet GmbH, Berlin 2006).
4- J. H. He, “Variational approach for nonlinear oscillators”, Chaos, Solitons & Fractals, vol. 34 (2007) 1430-1439.
5-Author(s): Belendez, A (Belendez, A.); Pascual, C (Pascual, C.); Marquez, A (Marquez, A.); Mendez, DI (Mendez, D. I.)
Title: Application of he's homotopy perturbation method to the relativistic (An)harmonic oscillator. I: Comparison between approximate and exact frequencies
Source: INTERNATIONAL JOURNAL OF NONLINEAR SCIENCES AND NUMERICAL SIMULATION, 8 (4): 483-491 2007
6-Author(s): Belendez, A (Belendez, A.); Pascual, C (Pascual, C.); Mendez, DI (Mendez, D. I.); Alvarez, ML (Alvarez, M. L.); Neipp, C (Neipp, C.)
Title: Application of he's homotopy perturbation method to the relativistic (An)harmonic oscillator. II: A more accurate approximate solution
Source: INTERNATIONAL JOURNAL OF NONLINEAR SCIENCES AND NUMERICAL SIMULATION, 8 (4): 493-504 2007
7-Author(s): Belendez, A (Belendez, A.); Hernandez, A (Hernandez, A.); Belendez, T (Belendez, T.); Marquez, A (Marquez, A.); Neipp, C (Neipp, C.)
Title: An improved 'heuristic' approximation for the period of a nonlinear pendulum: Linear analysis of a classical nonlinear problem
Source: INTERNATIONAL JOURNAL OF NONLINEAR SCIENCES AND NUMERICAL SIMULATION, 8 (3): 329-334 2007
ISSN: 1565-1339
8-Author(s): Ozis, T (Ozis, Turgut); Yildirim, A (Yildirim, Ahmet)
Title: Traveling wave solution of Korteweg-de Vries equation using He's homotopy perturbation method
Source: INTERNATIONAL JOURNAL OF NONLINEAR SCIENCES AND NUMERICAL SIMULATION, 8 (2):