您要查找的是不是：
- 周期Riccati型方程Riccati - type equation
- Riccati型方程Riccati equation
- 周期period
- 型的thysanuriform
- 型方程古典解和拟周期解的存在性Existence of the classical solution and almost periodic solution for the Camassa-Holm type equations
- Bq型方程Bq-type equation
- 椭园型方程elliptic equation
- Abel型方程Abel ODE
- Dufllng型方程dutffing equation
- Duffing型方程Duffing equation
- 超抛物型方程ultraparabolic equation
- 非退化型方程nonsinglar equation
- 抛物型方程纽parabolic systems
- Dufling型方程Duffing equation
- 3维抛物型方程three-dimension parabolic equation
- 三维抛物型方程Three-dimension parabolic equation
- 退缩椭圆型方程degenerate Elliptical equation
- 二维抛物型方程equation of two-dimensional parabolic type
- Liénard型方程Liénard equations
- 脉冲抛物型方程impulse parabolic equation
