Creo Elements/Direct 18.0 version history, compare current version to older versions:
http://www.ptc.com/WCMS/files/129209/en/6683_Creo_Elements_Direct_Modeling_Version_History.pdf
Creo Elements/Direct 18.0 version history, compare current version to older versions:
http://www.ptc.com/WCMS/files/129209/en/6683_Creo_Elements_Direct_Modeling_Version_History.pdf