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微分非线性度
differential nonlinearity
- 非线性二阶常微分方程两点边值问题解的存在性的研究方法有很多，如迭代法、上下解方法、度理论、临界点理论等。
The existence of solutions for two-point boundary value problem subject to nonlinear second order differential equation is studied by many methods, such as iterative method, lower and upper solutions method, degree theory, Critical theory and etc.
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