本文为了构造非线性发展方程的无穷序列尖峰精确解,给出了Riccati方程的Backlund变换和解的非线性叠加公式,并借助符号计算系统Mathematica,用Degasperis-Procesi方程为应用实例,构造了无穷序列尖峰孤立波解和无穷序列尖峰周期解.%To construct infinite sequence peak solitary wave solutions to nonlinear evolution equations, Baicklund transformation of Riccati equation and nonlinear superposition formula of the solutions are introduced, then Degasperis - Procesi equation is taken as an example and infinite sequence peak solitary wave solutions and periodic solutions of the equation are obtained with the help of symbolic computation system Mathematica.
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