Open Access

ARTICLE

The Fourth-Order Group Preserving Methods for the Integrations of Ordinary Differential Equations

Hung-Chang Lee¹, Chein-Shan Liu²

1 Department of Mechanical Engineering, Kun Shan University, Tainan, Taiwan
2 Department of Civil Engineering, National Taiwan University, Taipei, Taiwan. E-mail: liuchei.nshan@msa.hinet.net