Soliton solutions of a coupled Ramani equation

In this work, multi-soliton solutions of the coupled Ramani equationsuxxxxxx+15uxxuxxx+15uxuxxxx+45ux2uxx−5(uxxxt+3uxxut+3uxuxt)−5utt+18wx=0,wt−wxxx−3wxux−3wuxx=0,wt−wxxx−3wxux−3wuxx=0, are derived and expressed using Pfaffians in a compact form.