• Name and Family
    • s.sohrabi
  • Degree
    • PHD
  • Academic Degree
    • Associate Professor
  • Department
    • Department of Mathematics
  • E-mail:
 Short Bioghraphy           
         
     Research and Education Resume
رزومه فارسی
Academic Education/Training (4)
Journal Articles (15)
Conference Papers/Abstracts/Posters (19)
Books (1)
Research Projects (5)
   
  • Name and Family
  • s.sohrabi
  • Degree
  • PHD
  • Academic Degree
  • Associate Professor
  • Department
  • Department of Mathematics
  • E-mail:
  • s.sohrabi@urmia.ac.ir
 
 
 
         
     Research and Education Resume

Academic Education/Training (4)

1-Doctor of Philosophy, 2009, Applied Mathematics (Numerical Analysis),Iran University of Science & Technology.

2-Sabbatical Leave, 2009,National Institute of Informatics, Tokyo, Japan.

3-Master of Science, 2000, Applied Mathematics (Numerical Analysis),Iran University of Science & Technology.

4-Bachelor of Science, 1997, Mathematics,University of Tabriz.
Journal Articles (15)

1-L. Allahyari , S. Sohrabi , E. Najafi, A new image watermarking scheme using contourlet transform, singular values‎ and chaos, (In Persian) Journal of Machine Vision and Image Processing, (Accepted) .

2-S. Sohrabi, H. Ranjbar, 2019, On Sinc Discretization for Systems of Volterra Integral-Algebraic Equations,Applied Mathematics & Computation, 346, 193–204 (ISI-Q1).

3-S. Sohrabi, H. Ranjbar, M. Saei, 2017, Convergence analysis of the ‎Jacobi-collocation method for ‎nonlinear weakly singular Volterra ‎integral equations,Applied Mathematics & Computation, 299, 141–152 (ISI-Q1)‎.

4-S. Sohrabi, 2013, Study on Convergence of Hybrid Functions Method for Solution of Nonlinear Integral Equations,Applicable Analysis, 92(4), 690-702 (ISI-Q2)..

5-S. Sohrabi, 2012, An efficient spectral method for high- order nonlinear integro-differential equations,U.P.B. Sci. Bull., Series A, 74 (3), 75-88 (ISI-Q3)..

6-H. Derili, S. Sohrabi and A. Arzhang, 2012, Two- Dimensional Wavelets for Numerical Solution of Integral Equations,Mathematical Science , 6 (5), 1-4 (ISC).

7-S. Sohrabi, 2011 , Comparison Chebyshev Wavelets Method with BPFs Method for Solving Abels Integral Equation,Ain Shams Engineering Journal, 2 (3-4), 249-254 (Scopus-Q1)..

8-K. Maleknejad, S. Sohrabi and B. Baranji, 2010, Application of 2D-BPFs to Nonlinear Integral Equations,Communications in Nonlinear Science and Numerical Simulation, 15, 527- 535 (ISI).

9-K. Maleknejad, S. Sohrabi and H. Derili, 2010, A New Computational Method for Solution of Nonlinear Volterra-Fredholm Integro-Differential Equations,International Journal of Computer Mathematics, 87 (2), 327-338 (ISI).

10-K. Maleknejad, H. Derili and S. Sohrabi, 2010, The Discrete Collocation Method for Weakly Singular Urysohn Equations,International Journal of Computer Mathematics, 87 (2), 404-413 (ISI).

11-K. Maleknejad, S. Sohrabi, 2009, Legendre Polynomial Solution of Nonlinear Volterra-Fredholm Integarl Equations,IUST International Journal of Engineering Science, 5-2, (19) (ISC).

12-K. Maleknejad, H. Derili and S. Sohrabi, 2008, Numerical Solution of Urysohn Integral Equations Using the Iterated Collocation Method,International Journal of Computer Mathematics, 85, 143-154 (ISI).

13-K. Maleknejad, S. Sohrabi and Y. Rostami, 2008, Application of Wavelet Transform Analysis in Medical Frames Compression,Kybernetes, 37 (2), 343-351 (ISI).

14-K. Maleknejad, S. Sohrabi and Y. Rostami, 2007, Numerical Solution of Nonlinear Volterra Integral Equations of the Second Kind by Using Chebyshev Polynomials,Applied Mathematics & Computation, 188, 123–128 (ISI).

15-K. Maleknejad and S. Sohrabi, 2007, Numerical Solution of Fredholm Integral Equations of the First Kind by Using Legendre Wavelets,Applied Mathematics & Computation, 186, 836-843 (ISI).
Conference Papers/Abstracts/Posters (19)

1-R. Azimi and S. Sohrabi, Error analysis of a spectral-collocation method for systems of Volterra integral equations, 49th Annual Iranian Mathematics Conference, 23 – 26 August 2018, Iran University of Science and Technology, Tehran, Iran .

2-S. Gorgani, S. Sohrabi and J. Shokri, Convergence analysis of a quadrature method for solution of nonlinear Hammerstein fuzzy integral equations, 48th Annual Iranian Mathematics Conference, 22 – 25 August 2017, Hamedan, Iran .

3-S. Sohrabi, H. Ranjbar, An accurate wavelet-collocation method for integral algebraic equations of index-3, 47th Annual Iranian Mathematics Conference, 28 – 31 August 2016, Karaj, Iran.

4-S. Sohrabi, H. Ranjbar, Numerical Solutions for the System of Volterra ‎Integral Equations with Variable Coefficients ‎Using Wavelets, The 6th Seminar on Numerical Analysis and Its Applications, 20-21 July 2016, Maragheh, Iran.

5-S. Sohrabi, L. Allahyari, Security images using watermarking based on ‎Contourlet, 3rd National Industrial Mathematics Conference, 26 May 2016, Tabriz, Iran.

6-S. Sohrabi, H. Ranjbar, Numerical solution of weakly singular integral ‎algebraic equations of index-1 ‎using ‎Legendre ‎spectral-collocation method, The 7th National Conference on ‎Mathematics of Payame ‎Noor University, 28-29 October 2015, Tabriz, Iran.

7-S. Sohrabi, H. Ranjbar, Shifted Chebyshev polynomials solution for a‎ class of Volterra-Fredholm integral equations, The 7th National Conference on Mathematics of Payame Noor University, 28-29 October 2015, Tabriz, Iran.

8-S. Sohrabi, Error Bound of Hybrid Functions Method for Solution of Nonlinear Integral Equations, 5th Iranian Conference on Applied Mathematics, 8- 10 September 2013, Hamedan, Iran .

9-K. Maleknejad, H. Beiglo and S. Sohrabi, Periodic Quasi-Wavelets for Nonlinear Integral Equations, 41th Annual Iranian Mathematics Conference, 12- 15 September 2010, Urmia, Iran.

10-S. Sohrabi, H. Derili and B. Baranji, Numerical Solution of Two-Dimensional Integral Equations Using Haar Wavelets, 41th Annual Iranian Mathematics Conference, 12- 15 September 2010, Urmia, Iran.

11-K. Maleknejad, S. Sohrabi and H. Beiglo, PQWs method for Fredholm integral equations with convolution kernel in complex plane, 4th Iranian Conference on Applied Mathematics, 10- 12 March 2010, Zahedan, Iran.

12-S. Sohrabi and K. Maleknejad, An Approximation Method for the Solution of Nonlinear Volterra-Fredholm Integral Equations, 38th Numerical Analysis Symposium (NAS2009), 15-17 June 2009, Atagawa, Japan .

13-K. Maleknejad, S. Sohrabi and B. Baranji, Two-Dimensional PCBFs : Application to Nonlinear Volterra Integral Equations, World Congress on Engineering (WCE2009), 1- 3 July, 2009, London, U. K.

14-K. Maleknejad, S. Sohrabi and K. Nedaiasl, The Galerkin and Discrete Galerkin Methods for Urysohn Integral Equation, 40th Annual Iranian Mathematics Conference, 17- 20 August 2009, Sharif University, Tehran, Iran .

15-K. Maleknejad and S. Sohrabi, Numerical Solution of Nonlinear Fredholm Integral Equations by Using the Iterated Collocation Method, World Conference on Nonlinear Analysis (WCNA2008), 2008, USA .

16-K. Maleknejad , S. Sohrabi and N. Ebrahimi, A Direct Method for Solving Nonlinear Two-Dimensional Volterra Integral Equation Using PCOFs, 39th Annual Iranian Mathematics Conference, 24-27 August 2008, Shahid Bahonar University, Kerman, Iran .

17-K. Maleknejad , S. Sohrabi and M. Nosrati, Computational Method of Moments for the Solution of Second Kind Fredholm Integral Equations Using B-Spline Wavelets, 38th Annual Iranian Mathematics Conference, 3-6 September, 2007, University of Zanjan, Zanjan, Iran .

18-K. Maleknejad and S. Sohrabi, Numerical Method For Solution of Volterra Integral Equations Via A Non-Polynominal Interpolation, 37th Annual Iranian Mathematics Conference, 2-5 September, 2006, University of Shahid Madani, Tabriz, Iran .

19-K. Maleknejad and S. Sohrabi, An Algorithm For Nonlinear Inverse Problem, 7th Seminar on Differential Equations and Dynamical Systems, 9-11 November 2005, Tabriz University, Tabriz, Iran .
Books (1)

1-Saeed Sohrabi, 2013, Ordinary Differential Equations (In Persian),Urmia University Press.
Research Projects (5)

1- 1394, Convergence analysis of spectral-collocation methods for a class of weakly singular Volterra integral equations .

2- 1390, Comparison Chebyshev wavelets method with block-pulse functions method for numerical solution of Abels integral equations.

3- 1392, An efficient spectral method for nonlinear integro-differential equations .

4- 1392, Error bound of hybrid functions method for solution of nonlinear integral equations.

5- 1390, Numerical solution of two-dimensional integral equations using haar wavelets.