para-differential operators

Then a systematic exposition on "para" technique also the (paraproduct, para-differential operators, and para-composition) is given,deeper idea of microlocalization of higher order is introduc.

本文首先阐述了一般微局部分析的基本思想,然后介绍近十年来对非线性偏微分方程起重要推动作用的仿微分计算(如仿乘积,仿微分算子,仿复合等),以及有着更深刻内容的高次微局部的思想。