We first improve the complementaryvariational principle.
首先改进互补变分原理。
2
By the use of the variational principle of complementary energy, the closed form of the stresses of double-layer composite bar is obtained.
运用最小余能原理,求得了双层复合材料杆温度应力的封闭解。
3
Finite Elemnent-Linear Complementary Equation is established for analysis of elastoplastic thin plate-bending problems based on variational inequality principle.