Dispersive optical solitons with differential group delay by a couple of integration schemes

Aslan, 2017, On optical solitons of the Schrödinger-Hirota equation with power law nonlinearity in optical fibers, Superlattices Microstruct., 105, 48, 10.1016/j.spmi.2017.03.014 Bernstein, 2015, Dispersive optical solitons with Schrödinger-Hirota equation by traveling wave hypothesis, Optoelectron. Adv. Mat. - Rapid Commun., 9, 792 Biswas, 2017, Resonant optical solitons with quadratic-cubic nonlinearity by semi-inverse variational principle, Optik, 145, 18, 10.1016/j.ijleo.2017.07.028 Bhrawy, 2014, Dispersive optical solitons with Schrödinger-Hirota equation, J. Nonlinear Opt. Phys. Mater., 23, 1450014, 10.1142/S0218863514500143 Biswas, 2012, Optical solitons and complexitons of the Schrödinger-Hirota equation, Opt. Laser Technol., 44, 2265, 10.1016/j.optlastec.2012.02.028 Biswas, 2018, Dispersive optical solitons with differential group delay by extended trial equation method, Optik, 158, 790, 10.1016/j.ijleo.2017.12.193 A. Biswas, Y. Yildirim, E. Yasar, Q. Zhou, A.S. Alshomrani, S.P. Moshokoa, M. Belic, Dispersive optical solitons with Schrödinger-Hirota model by trial equation method, submitted for publication. Dai, 2006, New solitons for the Hirota equation and generalized higher-order nonlinear Schrödinger equation with variable coefficients, J. Phys. A, 39, 723, 10.1088/0305-4470/39/4/002 Dowluru, 2011, Influences of third-order dispersion on linear birefringent optical soliton transmission systems, J. Opt., 40, 132, 10.1007/s12596-011-0045-x El-Borai, 2016, Soliton solutions of Hirota equation and Hirota-Maccari system, New Trends Math. Sci., 4, 234, 10.20852/ntmsci.2016115853 Geng, 2012, Darboux transformation for an integrable generalization of the nonlinear Schrödinger equation, Nonlinear Dyn., 69, 1621, 10.1007/s11071-012-0373-7 Kilic, 2017, Optical solitons for the Schrödinger–Hirota equation with power law nonlinearity by the Bäcklund transformation, Optik, 138, 64, 10.1016/j.ijleo.2017.03.017 Kumar, 2012, Coupled Higgs field equation and Hamiltonian amplitude equation: Lie classical approach and (G′/G)-expansion method, Pramana, 79, 41, 10.1007/s12043-012-0284-7 Singh, 2017, Bright and dark 1- soliton solutions to perturbed Schrödinger–Hirota equation with power law nonlinearity via semi-inverse variation method and ansatz method, Int. J. Phys. Res., 5, 39, 10.14419/ijpr.v5i2.7795 Biswas, 2017, Resonant 1-soliton solution in anti-cubic nonlinear medium with perturbations, Optik, 145, 14, 10.1016/j.ijleo.2017.07.036