On Sunday, December 21, 2008 at 20:08, migliore at seas.upenn.edu wrote: > Hello
> In (computational) physics and chemistry the two expressions are used > interchangeably to indicate calculations that start directly at the > level of established laws (or principles) of physics and do not make > any assumption, such as concerning models and/or fitting parameters. Thanks a lot. -- Hongsheng Zhao <zhaohscas at yahoo.com.cn> Xinjiang Technical Institute of Physics and Chemistry Chinese Academy of Sciences GnuPG DSA: 0xD108493 2008-12-21
