Abstract In this paper, we obtain bright and dark solitons for a couple of nonlinear Schrodinger’s equations (NLSEs). First is the nonlinear spin dynamics of Heisenberg ferromagnetic spin chains (HFSC)… Click to show full abstract
Abstract In this paper, we obtain bright and dark solitons for a couple of nonlinear Schrodinger’s equations (NLSEs). First is the nonlinear spin dynamics of Heisenberg ferromagnetic spin chains (HFSC) in (2+1)-dimensions and secondly the dynamics of modulated compressional dispersive Alfven (CDA) envelop in (1+1)-dimensions. We obtain the bright solitons by using sin-cosine method (SCM) and dark soliton with the help of Bernoulli’s equation approach (BEA). At the end, we present some graphical representation of our solutions.
               
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