A Lagrangian for a magnetic flow in an elliptic duct.

Ji-Huan He - Hui-Fen Guo

Shanghai University & Shanghai Institute of Appllied Mathematics and Mechanics, Shanghai 200072, P.R. China

Abstract
A Lagrangian is established by the semi-inverse method proposed by He for the magnetic flow in an elliptic duct. So a new rigorous and sound theoretical foundation for the finite element analysis is found out. Figs 1, Refs 10.