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With the aid of Wu Wen-jun characteristic-set method in nonlinear algebraic equations-solving, and using the symbolic manipulation system, the exact solitary wave and soliton solutions to a class of fifth-order nonlinear evolution equation with general coefficients are obtained, which modifies and perfects the known results.
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Keywords:
- fifth order KdV equation /
- solitary wave /
- solitary soliton
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