Publications

1. R.E. Castillo, J.R. Morales and E.M. Rojas,  Some Boyd–Wong contraction type mappings in b-metric spaces, J. Anal. 31, (2023), 911-944. DOI/10.1007/s41478-022-00491-1(0

2. V.S. Bobrovskiy, A.L. Kazakov, E.M. Rojas, A.V. Sinitsyn and L.F. Spevak, Steady-states solutions of the Vlasov–Maxwell–Fokker–Planck system of proton channeling in crystals, Communications in Nonlinear Science and Numerical Simulation, 118, 107005, (2023), 1-10. DOI/10.1016/j.cnsns.2022.107005.

3. J.R. Morales and E.M. Rojas,  Generalized Ciric's pairs of maps and some systems of nonlinear integral equations, Thai J. Math., 20  (2) (2022), 611-628.   

4. J.R. Morales and E.M. Rojas, Common fixed points for (ψ − φ)-weak contractions type in b-metric spaces, Arab. J. Math., 2021: 10, 639-658. DOI: 10.1007/s40065-021-00347-9.

5. J.R. Morales and E.M. Rojas,  Generalized ψ-Geraghty-Zamfirescu contraction pairs in b- metric spaces, Kyungpook Math. J., 61, (2021), 279-308.   

6. J. Martínez-Moreno, K. Calderón, P. Kumam, E.M. Rojas, Approximating Fixed Points of Suzuki  (𝛼,𝛽)-Nonexpansive Mappings 

in Ordered Hyperbolic Metric Spaces. In: Cho Y.J., Jleli M., Mursaleen M., Samet B., Vetro C. (eds) Advances in Metric Fixed Point Theory and Applications. Springer, Singapore, (2021).

7. R.E. Castillo, H. Rafeiro, E.M. Rojas, A note on Schur's lemma in Banach function spaces, Aust. J. Math. Anal. Appl., 18(1) (2021), 8 pp.

8. R.E. Castillo, H. Rafeiro, E.M. Rojas, Unique continuation of the quasilinear elliptic equation on Lebesgue spaces Lp, Azerbaijan Journal of Mathematics, 11(1) (2021), 136-153.

9. R.E. Castillo, E.M. Rojas and E. Trousselot, Nemytskii operator on (􏰀\,psi 2,\ ̨alpha)-bounded variation space in the sense of Riesz, J. Pseudo-Differ. Oper. Appl., 11, (2020), 2023-2043. DOI: 10.1007/s11868-020-00366-8

10. J.R. Morales and E.M. Rojas, Generalized \Psi-Geraghty-quasi contractions in b-metric spaces, Miskolc Mathematical Notes, 21(1) (2020), 273-286.    

11. E.M. Rojas, N.A. Sidorov and A. Sinitsyn, A boundary value problem for noninsulated magnetic regime in a vacuum diode, Symmetry, 12 (617)  (2020), 1-10.

12. K. Calderón, J. Martínez-Moreno and E.M. Rojas, Hybrid algorithm with perturbations for total asymptotically non-expansive mappings in CAT(0) space, International Journal of Computer Mathematics, 97, 1-2,  (2020), 405-419.

13. J.R. Morales, E.M. Rojas and R.K. Bisht, Generalized contraction mappings of rational type and applications to nonlinear integral equations, Boletim da Sociedade Paranaense de Matemática, 38(1)  (2020), 131-149.

14. R.E. Castillo, J.C. Ramos-Fernández, E.M. Rojas,  A note on the Kato class and some applications, Positivity, 23(2) (2019), 327-356.

15. J. Martinez-Moreno, D. Gopal, V. Gupta,  E. Rojas, S. Shukla, Nonlinear Operator Theory and Its Applications, Journal of Function Spaces, Volume 2018, Article ID 9713872, 2018.

16. R.E. Castillo, J.C. Ramos-Fernández and E.M. Rojas, Properties of scales of Kato classes, Bessel Potentials, Morrey spaces, and a weak Harnack inequality for non-negative solutions of elliptic equations, Electronic Journal of Differential Equations, 2017(92) (2017), 1–17. 

17. W.E. Barrera, J.R. Morales and E.M. Rojas, A fixed point theorem for contractive mappings with nonlinear combinations of rational expressions in b-metric spaces, Fasc. Mathematici, 58,  (2017), 29-46. DOI:10.1515/fascmath-2017-0003

18. J.R. Morales and E.M. Rojas, Geraghty's approach for Kannan, Chatterjea and Branciari mappings in b-metric spaces, Indian Journal of Maths., 59(1) (2017), 73-106.

19. R.E. Castillo, J.C. Ramos-Fernández, E.M. Rojas, Volterra integral equations on variable exponent Lebesgue spaces, Journal of Integral Equations and Applications, 28(1) (2016), 1-29.

20. J.R Morales and E.M. Rojas, Contractive mappings of rational type controlled by minimal requirements functions, Afrika Mathematika, 27(1) (2016),  65-77.  DOI: 10.1007/s13370-015-0319-6.

21. L.P.Castro, E.M. Rojas, S. Saitoh, N.M. Tuan and P.D. Tuan, Solvability of singular integral equations with rotations and degenerate kernels in the vanishing coefficient case, Analysis and Applications, 13(1) (2015), 1–21, DOI: 10.1142/S0219530514500468.

22. J. Galvis, E.M. Rojas and A.V. Sinitsyn, Existence of positive solutions of a second- order boundary-value problem with integral boundary conditions, Electronic Journal of Differential Equations, Vol. 2015 (236) (2015), 1–7.

23. E.M. Rojas and J.R. Morales, On the sum of contractive type of mappings I: maps on the same class, Current Trends in Analysis and Its Applications, Trends in Mathematics (Mityushev, V. V.; Ruzhansky, M. V. eds.), 831–842, 2015, Birkhauser, ISBN 978-3-319-12577-0, DOI 10.1007/978−3−319−12577−0_90.

24. E.M. Rojas, Boundary value problems and singular integral equations on Banach function spaces, Dissertationes Mathematicae, 512,  (2015), 1–42.

25. J.R. Morales and E.M. Rojas, On the existence of fixed points for contraction mappings depending on two functions, Bull. Iranian Math. Soc., 40(3) (2014), 689–698.

26. J.R.Morales and E.M.Rojas, On the sum of contractive type of mappings II: maps on different classes, Journal of Inequalities and Applications, 2014:208 (2014).

27. J.R. Morales, E.M. Rojas and R. K. Bisht, Common fixed points for pairs of mappings with variable contractive parameters, Abstract and Applied Analysis, Volume 2014, Article ID 209234,  (2014), 7 pages, DOI:10.1155/2014/209234.

28. R. Castillo, J. C. Ramos-Fernández and E.M. Rojas, A new essential norm estimate of composition operators from weighted Bloch space into μ-Bloch spaces, Journal of Function Spaces and Applications, vol. 2013, Article ID 817278, 5 pages, (2013). DOI:10.1155/2013/817278. 

29. J.R. Morales and E.M. Rojas, Some fixed point theorems by altering distance functions, Palestine Journal of Mathematics, Vol. 1(2) (2012) , 110–116.

30. J.R. Morales and E.M. Rojas, Some generalizations of Jungck’s fixed point theorem, International Journal of Mathematics and Mathematical Sciences, Volume 2012 (2012), Article ID 213876, 19 pages DOI:10.1155/2012/213876. 

31. L.P. Castro and E.M. Rojas, On the solvability of singular integral equations with reflection on the unit circle, Integral Equations and Operator Theory, 70, (2011), 63–99. 

32. L.P. Castro and E.M. Rojas, Splitting property for singular Integral operators with a weighted shift, Mathematical Problems in Engineering and Aerospace Sciences: ICNPAA 2010 (S. Sivasundaram, ed.), 2011, 177–184, Cambridge Scientific Publishers, Hardcover ISBN: 978-1-908106-14-8. 

33. L.P. Castro and E.M. Rojas, Continuous coefficient representations for singular integral operators with shift, Mathematical Problems in Engineering and Aerospace Sciences: ICNPAA 2010 (S. Sivasundaram, ed.), 2011, 185–192, Cambridge Scientific Publishers, Hardcover ISBN: 978-1-908106-14-8.

34. J.R. Morales and E.M. Rojas, Common fixed points for a pair of commuting mappings in complete cone metric spaces, An. St. Univ. Ovidius Constanta, Vol 19(3) (2011), 137–150.

35. J.R. Morales and E.M. Rojas, Hyers-Ulam and Hyers-Ulam-Rassias stability of nonlinear integral equations with delay, Int. J. Nonlinear Anal. Appl, 2(2) (2011), 1–6.

36. L.P. Castro and E.M. Rojas, A collocation method for singular integral operators with reflection, Recent Developments of Numerical Analysis and Numerical Computation Algorithms, RIMS, 1719, (2010), 155–167. 

37. L.P. Castro and E.M. Rojas, Moore-Penrose invertibility of singular integral operators with Carleman shift, Bull. Greek Math. Soc., 57, (2010), 83–97.

38. L.P. Castro and E.M. Rojas, On the invertibility of singular integral operators with flip through explicit operator relations, Integral Methods in Science and Engineering, Volume 1: Analytic Methods (Constanda, C.; Pérez, M.E., eds.), 105–114, 2010, Birkhauser Boston, Hardcover ISBN: 978-0-8176-4898-5.

39. L.P. Castro and E.M. Rojas, Bounds for Kernel Dimension of Singular Integral Operators with Carleman shift, Application of Mathematics in Technical and Natural Sciences Book Series: AIP Conference Proceedings, Vol 1301, 68–76, 2010. 

40. J.R. Morales and E.M. Rojas, Cone metric spaces and fixed point theorems of T-Kannan contractive mappings, Int. Journal of Math. Analysis, Vol. 4, no. 4, (2010), 175–184 

41. L.P. Castro, E.M. Rojas and S. Saitoh, Inversion from different kinds of information and real inversion formulas of the Laplace transform from a finite number of data, Math. Eng. Sci. Aerosp. MESA, 1(2) (2010), 181–190.

42. L.P. Castro and E.M. Rojas, Explicit solutions of Cauchy singular integral equations with weighted Carleman shift, . Math. Anal. Appl., 371(1) (2010), 128–133.

43. L.P. Castro and E.M. Rojas, Explicit operator relations of integral operators with flip on a weighted Lebesgue space, Mathematical Problems in Engineering and Aerospace Sciences: ICNPAA 2008 (S. Sivasundaram, ed.), 2009, 543–550, Cambridge Scientific Publishers, Hardcover ISBN: 978-1-904868-70-5.

44. D. Bárcenas, W. Espinoza and E. Rojas, A note on Banach algebras that are not isomorphic to a group algebra, Rev. Colombiana Mat., vol.42, no.1 (2008), 67–72.

45. L.P. Castro and E.M. Rojas, Reduction of singular integral operators with flip and their Fredholm property, Lobacheskii Journal of Mathematics, Vol 29, Num 3, (2008), 119-129.

46. L.P. Castro and E.M. Rojas, Similarity transformation methods for singular integral operators with reflection on weighted Lebesgue spaces, Int. J. Mod. Math., 3(3) (2008), 295–313. 

47. J.R. Morales and E. Rojas, Some results for one class of discontinuous operators with fixed points, Acta Math. Univ. Comenianae, Vol. LXXVI 2 (2007), 149–160.

48. J. Giménez, Gerardo R. Chacón and E. Rojas, Dinámica de operadores de composición en espacios de Hilbert funcionales analíticos (Dynamic of composition operators on analytic functional Hilbert spaces), Boletín de la Asociación Matemáticas Venezolana, XII, no.1 (2005), 1–13.