二次奇摄动Robin边值问题
Quadratic Singularly Perturbed Robin Boundary Value Problems
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摘要: 文章利用微分不等式理论,研究了一类二次奇摄动Robin边值问题,在一定条件下,构造出具体的上、下解,并采用微分不等式证明了解的存在性,给出了解的精确估计.Abstract: A class of quadratic singularly perturbed Robin boundary value problems is studied by means of the theories of differential inequalities.Under the appropriate conditions,we construct specific upper and lower solutions,and prove the existence of the solution.And then the accurate estimate of solution is given.