In this thesis, several nonconforming finite element methods for plate problems and fourth order elliptic singular perturbation problems are discussed.
在论文中，我们主要讨论了四阶椭圆问题的一些非协调有限元逼近。
2
The utility model provides a bonded loose-leaf file folder formed by a folding type hard plate, a fixing plate, an elliptic live splint, a connecting plate and a glue sheet part.