Sohrabali Yousefi

Professor

Update: 2024-12-19

Sohrabali Yousefi

Mathematical Sciences /

Journal Paper

  1. "Numerical solution of variable order fractional differential equations by using shifted Legendre cardinal functions and Ritz method"
    Faezeh Sadat Yousefi, Yadollah Ordokhani, Sohrabali Yousefi
    ENGINEERING WITH COMPUTERS, Vol. 38, pp.1977-1984, 2022
  2. "Solving two-dimensional bioheat optimal control problem in solid and vessel domain by pseudospectral discretization"
    Mohammad Ebrahim Dastyar, Alaeddin Malek, Sohrabali Yousefi
    TRANSACTIONS OF THE INSTITUTE OF MEASUREMENT AND CONTROL, Vol. 44, pp.2358-2368, 2022
  3. "Legendre multiwavelet functions for numerical solution of multi-term time-space convection-diffusion equations of fractional order"
    E. Sokhanvar, A. Askari-Hemmat, Sohrabali Yousefi
    ENGINEERING WITH COMPUTERS, Vol. 37, pp.1473-1484, 2021
  4. "Two-dimensional Müntz-Legendre hybrid functions: theory and applications for solving fractional-order partial differential equations"
    Sedigheh Sabermahani, Yadollah Ordokhani, Sohrabali Yousefi
    COMPUTATIONAL and APPLIED MATHEMATICS, Vol. 39, 2020
  5. "Fractional-order general Lagrange scaling functions and their applications"
    Sedigheh Sabermahani, Yadollah Ordokhani, Sohrabali Yousefi
    BIT NUMERICAL MATHEMATICS, Vol. 60, pp.101-128, 2020
  6. "Fibonacci wavelets and their applications for solving twon classes of time-varying delay problems"
    Sedigheh Sabermahani, Yadollah Ordokhani, Sohrabali Yousefi
    OPTIMAL CONTROL APPLICATIONS and METHODS, Vol. 41, pp.395-416, 2019
  7. "Fractional-order Fibonacci-hybrid functions approach for solving fractional delay differential equations"
    Sedigheh Sabermahani, Yadollah Ordokhani, Sohrabali Yousefi
    ENGINEERING WITH COMPUTERS, Vol. 36, pp.795-806, 2019
  8. "Fractional-order Lagrange polynomials: An application for solving delay fractional optimal control problems"
    Sedigheh Sabermahani, Yadollah Ordokhani, Sohrabali Yousefi
    TRANSACTIONS OF THE INSTITUTE OF MEASUREMENT AND CONTROL, Vol. 41, pp.2997-3009, 2019
  9. "B-spline spectral method for constrained fractional optimal control problems"
    Nastaran Ejlali, Seyed Mohammad Hosseini, Sohrabali Yousefi
    MATHEMATICAL METHODS IN THE APPLIED SCIENCES, Vol. 41, pp.5466-5480, 2018
  10. "A numerical approach for fractional partial differential equations by using Ritz approximation"
    M.A. Firoozjaee, Sohrabali Yousefi
    APPLIED MATHEMATICS AND COMPUTATION, Vol. 338, pp.711-721, 2018
  11. "Numerical approach based on fractional-order Lagrange polynomials for solving a class of fractional differential equations"
    Y. Ordokhani, S. Sabermahani, Sohrabali Yousefi
    COMPUTATIONAL and APPLIED MATHEMATICS, Vol. 37, pp.3846-3868, 2018
  12. "On the numerical scheme of a 2D optimal control problem with the hyperbolic system via Bernstein polynomial basis"
    Kamal Mamehrashi, Sohrabali Yousefi, Fahimeh Soltanian
    TRANSACTIONS OF THE INSTITUTE OF MEASUREMENT AND CONTROL, Vol. 41, pp.1896-1903, 2018
  13. "Convergence analysis of least squares-epsilon-Ritz algorithm for solving a general class of pantograph equations"
    Sohrabali Yousefi, Meysam Noei Khorshidi Dehbaneh, -ali -lotfi
    Kragujevac Journal of Mathematics, Vol. 42, pp.431-439, 2018
  14. "An Efficient Numerical Solution of Fractional Optimal Control Problems by using the Ritz Method and Bernstein Operational Matrix"
    Ali Nemati, Sohrabali Yousefi, Fahimeh Soltanian, J.Saffar Ardabili
    ASIAN JOURNAL OF CONTROL, Vol. 19, pp.1-11, 2017
  15. "Determination of an unknown source term for an inverse source problem of the time-fractional equation"
    Meysam Noei Khorshidi Dehbane, Sohrabali Yousefi, Mohammad Arab Firoozjaee
    Asian-European Journal of Mathematics, Vol. 10, pp.1-15, 2016
  16. "A numerical method for solving a nonlinear 2-D optimal control problem with the classical diffusion equation"
    K. Mamehrashi, Sohrabali Yousefi
    INTERNATIONAL JOURNAL OF CONTROL, pp.1-9, 2016
  17. "Using a meshless kernel-based method to solve the Black Scholes variational inequality of American options"
    Mojtaba Moradipoor, Sohrabali Yousefi
    COMPUTATIONAL and APPLIED MATHEMATICS, pp.1-13, 2016
  18. "USING TWO COLLOCATION METHODS TO SOLVE THE BLACK-SCHOLES PARTIAL DIFFERENTIAL EQUATION OF AMERICAN OPTIONS"
    Mojtaba Moradipoor, Sohrabali Yousefi
    Applied and Computational Mathematics, Vol. 15, pp.200-211, 2016
  19. "Ritz-least squares method for finding a control parameter in a one-dimensional parabolic inverse problem"
    Meysam Noei Khorshidi Dehbane, Sohrabali Yousefi
    Journal of Applied Analysis, Vol. 22, pp.169-179, 2016
  20. "Numerical solution of two-dimensional first kind Fredholm integral equations by using linear Legendre wavelet"
    M. Tahami, A. Askari Hemmat, Sohrabali Yousefi
    International Journal of Wavelets Multiresolution and Information Processing, Vol. 20, pp.1-20, 2016
  21. "A numerical method for solving fractional optimal control problems using Ritz method"
    Ali Nemati, Sohrabali Yousefi
    Journal of Computational and Nonlinear Dynamics, pp.1-10, 2016
  22. "A Generalization of Ritz-Variational Method for Solving a Class of Fractional Optimization Problems"
    -ali -lotfi, Sohrabali Yousefi
    JOURNAL OF OPTIMIZATION THEORY AND APPLICATIONS, pp.1-18, 2016
  23. "A numerical scheme for solving two-dimensional fractional optimal control problems by the Ritz method combined with fractional operational matrix"
    Ali Nemati, Sohrabali Yousefi
    IMA JOURNAL OF MATHEMATICAL CONTROL AND INFORMATION, pp.1-19, 2016
  24. "On a numerical approach to solve multi order fractional differential equations with initial/boundary conditions"
    Mohammad Ebrahimi Firooz, Sohrabali Yousefi, ,
    Journal of Computational and Nonlinear Dynamics, Vol. 6, pp.1-6, 2015
  25. "Numerical solution of a class of two-dimensional quadratic optimal control problems by using Ritz method"
    kamal mehreshi, Sohrabali Yousefi
    OPTIMAL CONTROL APPLICATIONS and METHODS, pp.1-17, 2015
  26. "Numerical Solution of Black-Scholes Equation U sing Bernstein Multi-Scaling Functions"
    Mojtaba Moradipoor, Sohrabali Yousefi
    the journal of mathematics and computer science, Vol. 15, pp.283-292, 2015
  27. "Using spectral element method to solve variational inequalities with applications in finance"
    Mojtaba Moradipoor, Sohrabali Yousefi
    CHAOS SOLITONS and FRACTALS, Vol. 81, pp.208-217, 2015
  28. "A Numerical Approach to Fokker-Planck Equation with Space- and Time-Fractional and Non Fractional Derivatives"
    Mohammad Ebrahimi Firooz, Sohrabali Yousefi, hamed jafari
    MATCH-COMMUNICATIONS IN MATHEMATICAL AND IN COMPUTER CHEMISTRY, Vol. 74, pp.449-464, 2015
  29. "Epsilon-Ritz Method for Solving a Class of Fractional Constrained Optimization Problems"
    Ali Lotfi, Sohrabali Yousefi
    JOURNAL OF OPTIMIZATION THEORY AND APPLICATIONS, pp.1-16, 2014
  30. "Numerical Solution of Optimal Control of Time-varying Singular Systems via Operational Matrices"
    Mahmoud Behroozifar, Sohrabali Yousefi, ali ranjbar
    International Journal of Engineering, Vol. 27, pp.523-532, 2014
  31. "Legendre multiwavelet collocation method for solving the linear fractional time delay systems"
    Sohrabali Yousefi, Ali Lotfi
    CENTRAL EUROPEAN JOURNAL OF PHYSICS, Vol. 10, pp.1463-1469, 2013
  32. "Numerical Solution of delay differential equations via operational matrices of hybrid of block-pulse functions and Bernstein polynomials"
    Mahmoud Behroozifar, Sohrabali Yousefi
    Computational Methods and Function Theory, Vol. 1, pp.78-95, 2013
  33. "An effective method for numerical solution of delay differential equations of multi-pantograph type"
    Ensieh Sokhanvar Mahani, Sohrabali Yousefi
    AATCC REVIEW, Vol. 5, pp.20-36, 2013
  34. "a numerical technique for solving a class of fractional variational problems"
    Ali Lotfi, Sohrabali Yousefi
    JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, Vol. 6, pp.633-643, 2013
  35. "Numerical solution of a class of fractional optimal control problems via the Legendre orthonormal basis combined with the operational matrix and the Gauss quadrature rule"
    Ali Lotfi, Sohrabali Yousefi, mahdi dehghan
    JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, pp.143-160, 2013
  36. "ritz-galerkin method with bernstein polynomial basis for finding the product solution form of heat equation with non- classic boundary conditions"
    Sohrabali Yousefi, ,
    INTERNATIONAL JOURNAL OF NUMERICAL METHODS FOR HEAT and FLUID FLOW, Vol. 22, pp.39-48, 2012
  37. "The Bernoulli matrix method for solving a family of integro-differential equations with weakly singular kernel"
    Ensieh Sokhanvar Mahani, Sohrabali Yousefi
    journal of advanced research in scintific computing, Vol. 4, pp.18-32, 2012
  38. "Determination of a time-dependent diffusivity from nonlocal conditions"
    Sohrabali Yousefi
    APPLIED MATHEMATICS AND COMPUTATION, Vol. 2, 2012
  39. "satisfier function in ritz-galerkin method for the identification of a time-dependent diffusivity"
    Sohrabali Yousefi, Daniel Lesnic, - -
    journal of inverse and I11 posed problem, Vol. 2, pp.701-722, 2012
  40. "numerical solution of the nonlinear age-structured population models by using the operational matrices of bernstein polynomials"
    Sohrabali Yousefi, - -, Mehdi Dehghan
    APPLIED MATHEMATICAL MODELLING, Vol. 36, pp.945-963, 2012
  41. "Ritz-Galerkin method for Solving an inverse heat conduction problem with a nonlinear sorce term via bernstein multi-scaling functions and cubic bspline functions"
    , Sohrabali Yousefi, kamal Rashidi
    INVERSE PROBLEMS IN SCIENCE AND ENGINEERING, Vol. 2, pp.1-24, 2012
  42. "Ritz legendre multiwavelet method for the damped generalized regularized long-wave equation"
    Sohrabali Yousefi, - -
    Journal of Computational and Nonlinear Dynamics, Vol. 7, 2012
  43. "numerical solution of multi- order fractional differential eqations using legendre wavelts"
    , Sohrabali Yousefi,
    communications in fractional calculus, Vol. 1, pp.9-16, 2011
  44. "numerical solution of a model describing biological species l iving together by using legender multiwavelet method"
    Sohrabali Yousefi
    international journal of nonlinear science, Vol. 11, pp.109-113, 2011
  45. "The use of He s variational iteration method for solving the telegraph and fractional telegraph equations"
    mehdi dehghan, Sohrabali Yousefi, Ali Lotfi
    COMMUNICATIONS IN NUMERICAL METHODS IN ENGINEERING, Vol. 27, pp.219-231, 2011
  46. "Application of legendre wavelets for solving fractional differential equations"
    , Sohrabali Yousefi, ,
    COMPUTERS and MATHEMATICS WITH APPLICATIONS, pp.1038-1045, 2011
  47. "a numerical technique for solving fractional optimal control problems"
    Ali Lotfi, Sohrabali Yousefi
    COMPUTERS and MATHEMATICS WITH APPLICATIONS, Vol. 62, pp.1055-1067, 2011
  48. "ritz-galerjin metod for solving a class of inverse problems in the parabolic equations"
    Kamal Rashedi Zolfileh, Sohrabali Yousefi
    international journal of nonlinear science, Vol. 12, pp.498-502, 2011
  49. "Generalized Euler-lagrange equations for fractional variational problems with free boundary conditions"
    Sohrabali Yousefi, , Ehsan Lotfi
    COMPUTERS and MATHEMATICS WITH APPLICATIONS, pp.987-995, 2011
  50. "STUDY ON EXISTENCE THEORY FOR INTEGRAL EQUATIONS OF MIXED TYPE"
    , Sohrabali Yousefi,
    journal of nonlinear analysis and optimization, Vol. 2, pp.363-366, 2011
  51. "The operational matrices of Bernstein polynomials for solving the parabolic equation subject to specification of the mass"
    Sohrabali Yousefi, ,
    JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, pp.5272-5283, 2011
  52. "the use of a legendre multiwavelet colloction method for solving the fractional optimal control problems"
    Sohrabali Yousefi, Ehsan Lotfi, Mehdi Dehghan
    JOURNAL OF VIBRATION AND CONTROL, Vol. 17, pp.2059-2065, 2011
  53. "Bernstein Ritz-Galerkin method forsolving the damped genralized regularized long-wave(DGRLW) equation"
    Sohrabali Yousefi
    international journal of nonlinear science, Vol. 9, pp.151-158, 2010
  54. "Bernstein Ritz-Galerkin method for solving an initial-boundary value problem that combines Neuman and integral condition for the wave equation"
    Sohrabali Yousefi, - -, Mehdi Dehghan
    NUMERICAL METHODS FOR PARTIAL DIFFERENTIAL EQUATIONS, pp.1236-1246, 2010
  55. "Operational matrices of Bernstein polynomials and their application"
    Sohrabali Yousefi,
    INTERNATIONAL JOURNAL OF SYSTEMS SCIENCE, Vol. 41, pp.709-716, 2010
  56. "Bernstein Ritz Direct Method for Solving Boundary Value Variational Problems"
    Sohrabali Yousefi, - -
    INTERNATIONALl JOURNAL OF APPLIED MATHEMATICS and engineering sciences, Vol. 4, 2010
  57. "Finding the optimal control of linear systems Via He s variational iteration method"
    Sohrabali Yousefi, , Ehsan Lotfi
    INTERNATIONAL JOURNAL OF COMPUTER MATHEMATICS, Vol. 87, pp.1042-1050, 2010
  58. "Legendre scaling function for solving of generalized Emden-Fowler equations."
    Sohrabali Yousefi
    NUMERICAL METHODS FOR PARTIAL DIFFERENTIAL EQUATIONS, Vol. 26, pp.535-543, 2010
  59. "Optimal control of time-varying Linear Systems Using Operational Matrices of Bernstein Polymials"
    Sohrabali Yousefi, - -
    journal of mathematical conrol Science and Applications, Vol. 3, pp.235-248, 2010
  60. "The use of He s variational iteration method for solving variational problems"
    Sohrabali Yousefi
    INTERNATIONAL JOURNAL OF COMPUTER MATHEMATICS, Vol. 87, pp.1299-1314, 2010
  61. "finding a control parameter in a one dimensional parabolic inverse problem by using the bernstein galerkin method"
    Sohrabali Yousefi
    INVERSE PROBLEMS IN SCIENCE AND ENGINEERING, Vol. 17, pp.821-828, 2009
  62. "He s variational iteration method for solving nonlinear mixed volterra fredholm integral equations"
    Sohrabali Yousefi, -ali -lotfi,
    COMPUTERS and MATHEMATICS WITH APPLICATIONS, Vol. 58, pp.2172-2176, 2009
  63. "legendre multiscaling function for solving the one dimensional parabolic inverse problem"
    Sohrabali Yousefi,
    Applications and applied mathematics, 2009
  64. "two- dimensional legendre wavelets method for the mixed volterra-fredhilm integral equations"
    Sohrabali Yousefi, ,
    JOURNAL OF VIBRATION AND CONTROL, Vol. 13, pp.1667-1675, 2008
  65. "B-polynomial Multiwavelets approach for the solution of Abel s integral equation"
    Sohrabali Yousefi
    INTERNATIONAL JOURNAL OF COMPUTER MATHEMATICS, Vol. 00, pp.1-7, 2008
  66. "Two-dimentional Legendre wavelets method for the mixed Volterra-Fredholm integral equations"
    Sohrabali Yousefi
    JOURNAL OF VIBRATION AND CONTROL, pp.1667-1675, 2007
  67. "Legendre multiwavelet Galerkin method for solving the hyperbolic telegraph equation"
    Sohrabali Yousefi
    International journal of information and systems sciences, Vol. 3, pp.243-250, 2007
  68. "The linear legendre mother wavelets operational matrix of integration and its application"
    Farhad Khellat, Sohrabali Yousefi
    JOURNAL OF THE FRANKLIN INSTITUTE-ENGINEERING AND APPLIED MATHEMATICS, pp.181-190, 2006
  69. "legendre wavelets method for solving differential equation of lane-emden type"
    Sohrabali Yousefi
    Applied mathematics and computation, Vol. 181, pp.1417-1422, 2006
  70. "Numerical solution of fredholm integral equations by using CAS wavelets"
    Sohrabali Yousefi
    Applied Mathematics and computation, Vol. 183, pp.458-463, 2006
  71. "Numerical solution of abel s integral equation by using legendre wavelets"
    Sohrabali Yousefi
    APPLIED MATHEMATICS AND COMPUTATION, pp.574-580, 2006
  72. "Legendre wavelets method for the nonlinear Voltrra-Fredholm integral equations"
    Sohrabali Yousefi
    Mathematics and computers in simulation, Vol. 70, pp.1-8, 2005
  73. "legendre wavelets method for the nonlinear volterra-fredholm integral equations"
    Sohrabali Yousefi, M Razzaghi
    MATHEMATICS AND COMPUTERS IN SIMULATION, pp.1-8, 2005
  74. "Sine-Cosine wavelets operational matrix and its applications in the calulus of variations"
    Sohrabali Yousefi
    International journal of systems science, Vol. 33, pp.805-810, 2002
  75. "Legendre wavelets method for constrained optimal control problems"
    Sohrabali Yousefi
    mathematical method in applied sciences, Vol. 25, pp.529-539, 2002
  76. "Legendre wavelets method for the solution of nonlinear problems in the calculus of variations"
    Sohrabali Yousefi
    mathematical and computer modelling, Vol. 34, pp.45-54, 2001
  77. "The legendre wavelets operationa matrix of integration"
    Sohrabali Yousefi
    International journal of systems science, Vol. 32, pp.495-502, 2001
  78. "Legendre wavelets direct method for variational problems"
    Sohrabali Yousefi
    mathematics and computers in simulation, Vol. 53, pp.185-192, 2000
  79. "An application of optimal control theory in economics optimak fiscal monetary policies in Iran"
    , Sohrabali Yousefi,
    APPLIED MATHEMATICS AND COMPUTATION, pp.198-209, 2006