类次 meaning in English
ruiji
Examples
- In chapter 6 , we study existence of the weak solutions for a class of the nonlinear dirichlet problems on h " and estimates of the eigenvalues about the subelliptic operators on heisenberg group
最后，我们在heisenberg群上研究几类半线性次椭圆方程的弱解存在性问题和几类次椭圆算子的特征估计问题。