The existence theorem of a class of periodic boundary value problems for first order nonlinear integrodifferential equations is obtained through the method of lower and upper solutions.
英
美
释义
研究了一类纯量形式非线性积分微分方程周期边值问题,利用上下解法证明了解的存在性。
把海词放在桌面上,查词最方便
触屏版
|
电脑版
©2003 - 2024 海词词典(Dict.cn)
立即下载