【摘要】 本文研究了奇摄动非线性边值问题其中为n-维向量．在适当的假设下作者利用微分不等式方法证明了存在一个解，并得到了它的估计式．更多还原

【Abstract】 The singularly perturbed nonlinear problem where y,f, A, B are n-dimensional vectors is considered. Under the appropriate assump- tions the authors prove that there exists a solution y(x, ) and the estimation of y(x,) is obtained using the method of differential inequalities.更多还原