【摘要】 研究双参数非线性方程奇摄动初始层现象，通过对两参数不同量级的讨论，揭示奇摄动问题渐近解的不同性态。更多还原

【Abstract】 In this paper, we study the initial layer phenomena of singular perturbation for nonlinear system with two parameters. By discussion of the different quantity step for them, we reveal the different behavior of the asymptotic solution for the singular perturbed problem. Keyword singular perturbation; initial layer; asymptotic expansion.更多还原