Publications

1. Fiza Zafar, Alicia Cordero, Husna Maryam, Juan R. Torregrosa, A novel higher-order numerical scheme for system of nonlinear load flow equations, Algorithms, 17(2)(2024), Art. 86. (Impact Factor: 2.3, Q2)

2. Fiza Zafar, Sikander Mehmood and Asim Asiri, Weighted Hermite-Hadamard inequalities for r−times differentiable preinvex functions for k−fractional integrals, Demonstratio Mathematica, 56(2023), Art. 20220254, 17 pages. (Impact Factor: 2.093, Q1)

3. Fiza Zafar, Sofia Iqbal and Tahira Nawaz, A Steffensen type optimal eighth order multiple root finding scheme for nonlinear equations, Journal of Computational Mathematics and Data Science, 7 (2023), Article 100079.

4. Saima Yaseen, Fiza Zafar, Hamed H. Alsulami, An Efficient Jarratt-Type Iterative Method for Solving Nonlinear Global Positioning System Problems, Axioms. 12(6)(2023), Article 562. (Impact Factor: 2.0, Q2)

5. Sikander Mehmood, Fiza Zafar, Hasan Furkan, Nusrat Yasmin, Ahmet Ocak Akdemir, On Fejer-Hermite-Hadamard inequalities for functions involving fractional integrals, Miskolc Mathematical Notes, 24(1)(2023), 279-299 (Impact factor: 0.677).

6. Saima Yaseen, Fiza Zafar and Francisco I. Chicharro, A Seventh Order Family of Jarratt Type Iterative Method for Electrical Power Systems, Fractal and Fractional, 7(4)(2023), Article 317. (Impact Factor: 5.4, Q1)

7. Sikander Mehmood and Fiza Zafar, Hermite-Hadamard-Fejér inequalities for preinvex functions on fractal sets, Sahand Communications in Mathematical Analysis, 20 (4)(2023), 117-137. (ESCI indexed, HJRS: Y)

8. Fiza Zafar, Alicia Cordero, Dua E Zahra Rizvi and Juan R. Torregrosa, An optimal eighth order derivative free scheme for multiple root finding scheme and its dynamics, AIMS Math. 8(4) (2023), 8478-8503. (Impact Factor: 2.739, Q1)

9. Sikander Mehmood, Fiza Zafar, Fejér-Type Midpoint and Trapezoidal Inequalities for the operator (ω1,ω2)-Preinvex Functions, Axioms, 12(1)(2023), Article 16. https://doi.org/10.3390/axioms12010016  (Impact Factor: 2.0, Q2)

10. Fiza Zafar, Alicia Cordero, Ifra Ashraf and Juan Ramon Torregrosa, An optimal eighth order derivative free multiple root finding numerical method and applications to chemistry, Journal of Mathematical Chemistry, 61(2022), 98-124. https://doi.org/10.1007/s10910-022-01411-1 (Impact Factor: 2.413, Q2)

11. Alicia Cordero, Smmayya Iqbal, Juan R. Torregrosa and Fiza Zafar, New iterative methods for solving nonlinear systems with symmetric basins of attraction, Symmetry, 14(8) (2022), Article 742.  https://doi.org/10.3390/sym14081742. (Impact factor: 2.94, Q2)

12. Saima Yaseen and Fiza Zafar, A new sixth order Jarratt type iterative methods for systems of nonlinear equations, Arabian Journal of Mathematics, 11(2022), 585-599. https://doi.org/10.1007/s40065-022-00380-2. (ESCI indexed, HJRS: Y)

13. Fiza Zafar, Alicia Cordero, Husna Maryam and Juan R. Torregrosa, A Seventh Order Jarratt type Iterative Method for Solving Systems of Nonlinear Equations and Applications, Proceedings of “Mathematical Modelling in Engineering & Human Behaviour 2022”, July 15-17, 2022, Polytechnic University of Valencia, Spain, ISBN: 978-84-09-47037-2, Pages 285-290. (Conference Proceedings)

14. Saima Yaseen and Fiza Zafar, A Seventh Order Family of Jarratt type Iterative Method for Solving Systems of Nonlinear Equations and Applications, Proceedings of “Mathematical Modelling in Engineering & Human Behaviour 2022”, July 15-17, 2022, Polytechnic University of Valencia, Spain, ISBN: 978-84-09-47037-2, Pages 279-284. (Conference Proceedings)

15. Sana Sultana and Fiza Zafar, A Seventh Order Steffensen type Iterative Method for Solving Systems of Nonlinear Equations and Applications, Proceedings of “Mathematical Modelling in Engineering & Human Behaviour 2022”, July 15-17, 2022, Polytechnic University of Valencia, Spain, ISBN: 978-84-09-47037-2, Pages 251-256. (Conference Proceedings)

16. Sikander Mehmood, Artion Kashuri, Fiza Zafar and Nusrat Yasmin, Some New Hermite-Hadamard Fejér type Inequalities for functions whose second-order mixed derivatives are coordinated preinvex, Italian J. of Pure and Applied Mathematics, 47(2022), 812-840. (ESCI, Q4, HJRS: Y)

17. Sikander Mehmood, Fiza Zafar, H. Hamza and A. Rasheed, Hermite-Hadamard-Fejér Inequalities for fractional integrals for functions whose second-order mixed derivatives are coordinated preinvex, Malaysian J. of Mathematical Sciences, 16(1)(2022), 153-174. (ESCI, Q4, HJRS: Y)

18. Fiza Zafar, Alicia Cordero, Muhammad Tahir and Juan R. Torregrosa, An optimal eighth order multiple root finding scheme with unknown multiplicity, Proceedings of “8th International Conference on Recent Advances in Pure and Applied Mathematics”, September 24-27, 2021, Turkey, ISBN: 978-605-68969-1-0, Pages 109-117. (Conference Proceedings)

19. Fiza Zafar, Alicia Cordero, Syeda Dua E Zahra Rizvi and Juan R. Torregrosa, An optimal eighth order derivative free scheme for multiple roots of non-linear equations, Proceedings of “Mathematical Modelling in Engineering & Human Behaviour 2021”, July 14-16, 2021, Polytechnic University of Valencia, Spain, ISBN: 978-84-09-36287-5, Pages 257-261. (Conference Proceedings)

20. Sikander Mehmood, Fiza Zafar, Muhammad Amer Latif and Nusrat Yasmin, Fejer-Hermite-Hadamard inequalities for n-times differentiable preinvex functions, Tbilisi Mathematical Journal, 14(2) (2021), 255-270, DOI: 10.32513/tmj/19322008137. (ESCI indexed, HJRS: Y, Q3)

21. Sikander Mehmood, Fiza Zafar and Nusrat Yasmin, Hermite-Hadamard-Fejér inequalities for generalized conformable fractional integrals, Mathematical Methods in the Applied Science, 44(5)(2021),. 3746-3758, DOI: 10.1002/mma.6978 (Impact factor: 3.007, Q1)

22. Fiza Zafar, Alicia Cordero and Juan Ramon Torregrosa, A family of optimal fourth order methods for multiple roots of non-linear equations, Mathematical Methods in the Applied Sciences, 43(14) (2020), 7869–7884, DOI: 10.1002/mma.5384. (Impact factor: 1.626, Q2).

23. Fiza Zafar, Alicia Cordero, Moin-Ud-Din Junjua and Juan Ramon Torregrosa, Optimal eighth order iterative methods for approximating multiple zeros of nonlinear functions, Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Series A. Matemáticas, 114:64, 2020. (Impact Factor: 1.028, Q1).

24. Ramandeep Behl, Fiza Zafar, Moin-ud-Din Junjua and Ali Saleh Alshomrani, A new two-point scheme for multiple roots of nonlinear equations, Mathematical Methods in the Applied Sciences, 43(5)(2020), 2421-2443. (Impact Factor: 1.533, Q2).

25. Saima Akram, Fiza Zafar, Moin-ud-Din Junjua and Nusrat Yasmin, A general family of derivative free with and without memory methods, Journal of Prime Research in Mathematics, 16(1) (2020),

64 – 83. (HEC recognized: Y category)

26. Sikander Mehmood, Fiza Zafar and Nusrat Yasmin, Hermite-Hadamard-Fejér type inequalities for (s, m)−preinvex functions and applications, Turkish Journal of Inequalities, 4 (1) (2020), 31 –41.

27. Sikander Mehmood, Fiza Zafar and Nusrat Yasmin, Hermite-Hadamard type inequalities for n-times differentiable (s;m)-preinvex functions using fractional integrals, Journal of Mathematical Analysis, 11 (4) (2020), 31-44. (ESCI indexed, Q3)

28. Sikander Mehmood, Fiza Zafar and Nusrat Yasmin, New Hermite-Hadamard-Fejer type inequalities for (η₁, η₂)-convex functions via fractional calculus, Science Asia, 46(1) (2020):102, DOI: 10.2306/scienceasia1513-1874.2020.012. (Impact Factor: 0.615, Q4)

29. Alicia Cordero, Juan R. Torregrosa and Fiza Zafar, Approximating the inverse and the Moore-Penrose inverse of complex matrices, Mathematical Methods in the Applied Sciences, 42 (2019), 5920–5928, DOI: 10.1002/mma.5879. (Impact Factor: 1.533, Q1)

30. Saima Akram, Fiza Zafar and Nusrat Yasmin, An optimal eighth order family of iterative methods for multiple roots, Mathematics 7(8) (2019), 672; DOI: 10.3390/math7080672. (Impact Factor: 1.105, Q1)

31. Sikander Mehmood, Fiza Zafar and Nusrat Yasmin, Hermite-Hadamard-Fejer type inequalities for preinvex functions using fractional integrals, Mathematics, 7(5) (2019), 467, DOI: 10.3390/math7050467 (Impact factor: 1.105, Q1)

32. Fiza Zafar, Alicia Cordero, Juan Ramon Torregrosa and Aneeqa Rafi, A general class of four parametric with- and without memory iterative methods for nonlinear equations, Journal of Mathematical Chemistry, 57(5) (2019), 1448-1451, DOI: 10.1007/s10910-018-00996-w. (Impact factor: 1.81, Q1)

33. Moin-Ud-Din Junjua, Fiza Zafar and Nusrat Yasmin, Optimal derivative-free root finding methods based on inverse interpolation, Mathematics, 7(2) (2019), 164: DOI: 10.3390/math7020164. (Impact Factor: 1.105, Q1)

34. Fiza Zafar, Alicia Cordero and Juan Ramon Torregrosa, Stability Analysis of a family of optimal fourth order methods for multiple roots, Numerical Algorithms, 81(3) (2019), DOI: 10.1007/s11075-018-0577-0. (Impact factor: 2.417, Q1)

35. Fiza Zafar, Alicia Cordero, Juan Ramon Torregrosa and Aneeqa Rafi, A Class of Four Parametric With- and Without Memory Root Finding Methods, Computational and Mathematical Methods, 1(2019), e1024, DOI: 10.1002/cmm4.1024. (ESCI, Conference Proceedings)

36. Fiza Zafar, Alicia Cordero and Juan Ramon Torregrosa, A family of optimal eighth order multiple root finders with multivariate weight function. In: Dimov I., Faragó I., Vulkov L. (eds) Finite Difference Methods. Theory and Applications. FDM 2018. Lecture Notes in Computer Science, 11386 (2019), Springer, Cham. (Scopus Indexed, Conference Proceedings)

37. Fiza Zafar, Alicia Cordero and Juan Ramon Torregrosa, An efficient family of optimal eighth-order multiple root finders, Mathematics, 6(12) (2018), 310: DOI: 10.3390/math6120310. (Impact factor: 1.105, Q1).

38. Fiza Zafar, Alicia Cordero and Juan R. Torregrosa, A Family of Optimal Fourth Order Methods For Multiple Roots Of Non-Linear Equations, Proceedings of “Mathematical Modelling in Engineering & Human Behaviour 2018”, July 16-18, 2018, Polytechnic University of Valencia, Spain. (Conference Proceedings)

39. Fiza Zafar, Saima Akram and Nusrat Yasmin, An optimal eighth-order family of iterative methods for multiple roots, Proceedings of “9th International Conference on Computational Methods” (ICCM 2018), August 6-10, 2018. (Conference Proceedings)

40. Fiza Zafar, Alicia Cordero, Sana Sultana and Juan Ramon Torregrosa, Optimal iterative methods for finding multiple roots of nonlinear equations using weight functions and dynamics, Journal of Computational and Applied Mathematics, 342 (2018), 352-374. (Impact factor: 1.883, Q1)

41. Alicia Cordero, Moin-ud-Din Junjua, Juan R. Torregrosa, Nusrat Yasmin, Fiza Zafar, Efficient four-parametric with and without memory iterative methods possessing high efficiency indices, Mathematical Problems in Engineering, 2018 (2018), Article ID 8093673, 12 pages. (Impact factor: 1.179, Q2)

42. Ramandeep Behl, Fiza Zafar, Ali Saleh Alshomrani, Moin-Ud-Din Junjua, Nusrat Yasmin, An optimal eighth-order scheme for multiple zeros of univariate functions, International Journal of Computational Methods, 15 (03) (2018), 1843002. (Impact factor: 1.221)

43. Fiza Zafar, Alicia Cordero, Quratulain and Juan Ramon Torregrosa, Optimal iterative methods for finding multiple roots of nonlinear equations using free parameters, Journal of Mathematical Chemistry, 56 (7) (2018), 1884-1901, DOI 10.1007/s10910-017-0813-1. (Impact factor: 1.81, Q1)

44. M.K. Azam, F. Zafar, M.A. Rehman, F. Ahmad and S. Qaisar, Study of extended Weyl k-fractional integral via Chebyshev inequalities, Italian Journal of Pure and Applied Mathematics, 39(2018), 771-782. (ESCI indexed)

45. Moin-ud-Din Junjua, Fiza Zafar, Nusrat Yasmin and Saima Akram, A general class of derivative free with memory root solvers, U.P.B. Sci. Bull. Series A, 79(4) (2017), 19-28. (Impact factor: 0.405)

46. M.K. Azam, F. Zafar, M.A. Rehman, F. Ahmad and S. Qaisar, Study of Extended K -Hadamard Fractional Integral, J. Appl. Environ. Biol. Sci., 7(7) (2017), 180-188.

47. Fiza Zafar, Alicia Cordero, Sana Sultana, and Juan R. Torregrosa, Finding multiple roots of nonlinear equations using eighth-order optimal iterative methods, Proceedings of “Mathematical Modelling in Engineering & Human Behaviour 2017”, July 17-19, 2017. (Conference Proceedings)

48. Ramandeep Behl, Fiza Zafar, Ali Saleh Alshomrani, Moin-ud-Din Junjua and Nusrat Yasmin, An optimal eighth-order scheme for multiple zeros of univariate functions, Proceedings of “8th International Conference on Computational Methods” (ICCM 2017), July 25-29, 2017. (Conference Proceedings)

49. Fiza Zafar, Alicia Cordero, Quratulain and Juan Ramon Torregrosa, Optimal iterative methods for finding multiple roots of nonlinear equations using free parameters, Proceedings of “17th International Conference on Computational and Mathematical Methods in Science & Engineering” (CMMSE 2017), July 4-8, 2017. (Conference Proceedings)

50. Fiza Zafar, Nawab Hussain, Nusrat Yasmin and Hina Mehboob, Hermite-Hadamard type inequalities for Logarithmically B-preinvex functions, Journal of Nonlinear Sciences and Applications, 9 (2016), 6096-6112. (Impact factor: 1.34, Q1)

51. Fiza Zafar, Saima Akram, Nusrat Yasmin, Moin-Ud-Din Junjua, On the construction of three step derivative free four-parametric methods with accelerated order of convergence, Journal of Nonlinear Sciences and Applications, 9 (2016), 4542-4553. (Impact factor: 1.34, Q1)

52. Nusrat Yasmin, Fiza Zafar and Saima Akram, Optimal derivative-free root finding methods based on the Hermite interpolation, Journal of Nonlinear Sciences and Applications, 9 (6) (2016), 4427-4435. (Impact factor: 1.34, Q1)

53. Fiza Zafar, Nusrat Yasmin, M. A. Kutbi and M. Zeshan, Construction of Tri-parametric derivative free fourth order with and without memory iterative method, Journal of Nonlinear Sciences and Applications, 9(1)(2016), 1410-1423. (Impact factor: 1.34, Q1)

54. Fiza Zafar, Humaira Kalsoom and Nawab Hussain, Some Inequalities of Hermite-Hadamard type for n-times Differentiable (rho,m)-Geometrically Convex Functions, Journal of Nonlinear Sciences and Applications, 8(3)(2015), 201-217. (Impact factor: 1.179, Q1)

55. Moin-ud-din Junjua, Saima Akram, Nusrat Yasmin and Fiza Zafar, A New Jarratt Type Fourth Order Method For Solving System of Nonlinear Equations and Applications, Journal of Applied Mathematics, Volume 2015 (2015), Article ID 805278, 14 pages. (Impact factor: 0.72)

56. Fiza Zafar, Nusrat Yasmin, Saima Akram and Moin-ud-din Junjua, A General Class of Derivative Free Optimal Root Finding Methods Based on Rational Interpolation, The Scientific World Journal, Volume 2015 (2015), Article ID 934260, 16 pages. (Impact factor: 1.219)

57. Fiza Zafar, Nawab Hussain, Zirwah Fatimah and Athar Kharal, Optimal Sixteenth Order Convergent Method Based on Quasi-Hermite Interpolation for Computing Roots, The Scientific World Journal, Volume 2014 (2014), Article ID 410410, 18 pages. (Impact factor: 1.219)

58. Fiza Zafar, Saira Saleem and Clarence O. E. Burg, New Derivative Based Open Newton-Cotes Quadrature Rules, Abstract and Applied Analysis, Volume 2014 (2014), Article ID 109138, 16 pages. (Impact factor: 1.274)

59. Saima Akram, Moin-ud-Din Junjua, Nusrat Yasmin and Fiza Zafar, A Family of Weighted Mean Based Optimal Fourth Order Methods for Solving System of Nonlinear Equations, Life Science Journal, 11(7s) (2014), 21-30. (Impact factor: 0.165)

60. Fiza Zafar and Gulshan Bibi, A Family of Fourteenth-Order Convergent Iterative Methods for Solving Nonlinear Equations, Chinese Journal of Mathematics, Volume 2014 (2014), Article ID 313691, 7 pages.

61. Fiza Zafar and Nazir Ahmad Mir, A generalization of Ostrowski type inequality for (l, L) Lipschitzian mappings in Inequal. Theory Appl., Yeol Je Cho, Jong Kyu Kim and S.S. Dragomir, Eds., Volume 6, pp. 159-167, Nova Science Publishers, USA, 2012. (Monograph Series, ISBN: 978-1-62100-849-1). (Monograph)

62. Fiza Zafar and Nazir Ahmad Mir, A note on the generalization of some new Cebysev type inequalities, Tamsui Oxford Journal of Information and Mathematical Sciences, 27(2) (2011), 149-157. (Scopus Indexed)

63. Fiza Zafar and Nazir Ahmad Mir, Some new Cebysev type inequalities, Bulletin of Korean Mathematical Society, 47 (2) (2010), 221-229. (Impact factor: 0.376)

64. Fiza Zafar and Nazir Ahmad Mir, A generalization of Ostrowski-Grüss type inequality for first differentiable mappings, Tamsui Oxford Journal of Mathematical Sciences, 26 (2010), 61-76. (Scopus Indexed)

65. Fiza Zafar and Nazir Ahmad Mir, A generalized family of quadrature based iterative methods, General Mathematics, 18(4) (2010), 43-51.

66. Fiza Zafar and Nazir Ahmad Mir, An integral inequality involving product of monotonic functions, International J. Mathematical Analysis, 3 (14) (2009), 673-680. (Scopus Indexed)

67. Fiza Zafar and Nazir Ahmad Mir, A generalized integral inequality for twice differentiable mappings, Kragujevac J. of Mathematics 32 (2009), 13-26. (Scopus Indexed)

68. Fiza Zafar and Nazir Ahmad Mir, Some generalized error inequalities and applications, Journal of Inequalities and Applications, Volume 2008 (2008), Article ID 845934, 15 pages. (Impact factor: 0.764)

69. Arif Rafiq, Nazir Ahmad Mir and Fiza Zafar, A Generalized Ostrowski type inequality for a random variable whose probability density function belongs to Lp[a,b], p>1, Applied Mathematics E. Notes, 8 (2008), 246-253. (Scopus Indexed)

70. Arif Rafiq, Nazir Ahmad Mir and Fiza Zafar, A Generalized Ostrowski type inequality for a random variable whose probability density function belongs to L∞[a,b], Demonstratio Mathematica, 41 (3) (2008), 723-732. (Scopus Indexed)

71. Arif Rafiq, Nazir Ahmad Mir and Fiza Zafar, A generalization of Ostrowski-Grüss type inequality for twice differentiable mappings in Euclidean norm, General Mathematics, 16 (3) (2008), 51-72.

72. Arif Rafiq, Muhammad Awais and Fiza Zafar, Modified efficient variant of Super-Halley method, Applied Mathematics and Computation, 189 (2007), 2004–2010. (Impact factor: 0.821, Q2)

73. Arif Rafiq and Fiza Zafar, New bounds for the first inequality of Ostrowski-Grüss type and applications in Numerical integration, Nonlinear Functional Analysis and Application, 12 (1) (2007), 75-85.

74. A. Rafiq, S. Hussain, F. Ahmad, M. Awais and Fiza Zafar, An efficient three step iterative method with sixth order of convergence for solving nonlinear equations, International J. Computer Mathematics, 84 (3) (2007), 369–375. (Impact factor: 0.423)

75. A. Rafiq, N. A. Mir and Fiza Zafar, A generalized Ostrowski-Grüss type inequality for twice differentiable mappings and applications, J. of Inequalities in Pure and Applied Mathematics, 7 (4) (2006), Art. 124. (Scopus Indexed)