| 1. | Positive solution of neutral partial difference equations 中立型偏差分方程的正解 |
| 2. | Oscillation criteria of partial difference equationswith continuous variables 具有连续变量的偏差分方程的振动准则 |
| 3. | Differential method for linear partial difference equation with constant coefficients 常系数线性偏差分方程的微分解法 |
| 4. | Oscillation of nonlinear partial difference equations with continuous variables 具有连续变量的非线性偏差分方程的振动性 |
| 5. | Using our results , the boundedness of some partial differential equations and some partial difference equations are studied 利用所得结果研究了某些偏微分方程及偏差分方程解的有界性。 |
| 6. | The present paper deals with the sufficient and necessary condition of the final positive solutions of non - linear partial - difference equations and first presents the comparison theorem 摘要建立关于具有连续变量非线性偏差分方程存在最终正解的充要条件。 |
| 7. | By means of the comparison theorem , and the oscillation of some non - linear partial difference equations is discussed and some concise conditions and authenticity are given 给出系统振动的比较定量,利用比较定理讨论了一类非线性偏差分方程的振动性,给出简单的判别条件及证明。 |
| 8. | Some oscillation criteria for a class of nonlinear partial difference equations with variable coefficients are obtained . some linearized oscillation theorems for these equations are established 摘要获得了具有变系数的时滞偏差分方程的振动性准则,建立了几个线性化振动性定理。 |