tanh函数法及其在Joseph-Egri方程中的推广和应用  

TANH FUNCTION METHOD AND ITS APPLICATION IN JOSEPH-EGRI EQUATION

作　　者：李萍 白羽 LI Ping;BAI Yu(Basic culture department,Zhoukou Technician College,Zhoukou,Henan 466000,China;School of mathematics and statistics,Zhoukou Normal University,Zhoukou,Henan 466000,China)

机构地区：[1]周口技师学院文化基础课部,河南周口466000 [2]周口师范学院数学与统计学院,河南周口466000

出　　处：《井冈山大学学报（自然科学版）》2020年第4期6-9,共4页Journal of Jinggangshan University (Natural Science)

摘　　要：在齐次平衡原则的基础上探讨了tanh函数法及其一种推广的tanh函数法的具体解方程的步骤,应用Joseph-Egri方程进行具体求解,得到了在不同情况下不同结果的精确解。Based on the principle of homogeneous equilibrium,this paper discusses the steps of tanh function method and its extended method to solve the equation.By applying the Joseph egri equation to solve the equation,we get the exact solutions of different results in different situations.

关 键 词：齐次平衡原则 TANH函数法 推广的tanh函数法 Joseph-Egri方程 精确解 

分 类 号：Q175.23[生物学—水生生物学]