SGe_solitons.mws Introduction Backlund Transformations and Nonlinear Superposition Principle One-Soliton Solutions Kink AntiKink Two-Solitons Solutions Kink-Kink Collision Kink-AntiKink Collision Breather Standing Breather Large amplitude Breather Moving Breather Small amplitude Breather Three-Soliton Solutions Standing Kink and Moving Breather collision Standing Kink and Moving Small Amplitude Breather collision Standing Breather and Moving Kink collision Conclusion Disclaimer References