Variational approach to the Thomas-Fermi equation

  • Ji-Huan He
  • Published 2003 in Applied Mathematics and Computation


By the semi-inverse method, a variational principle is obtained for the Thomas– Fermi equation, then the Ritz method is applied to solve an analytical solution, which is a much simpler and more efficient method. 2002 Elsevier Science Inc. All rights reserved. 
DOI: 10.1016/S0096-3003(02)00380-6