[Pw_forum] ab initio vs. first principles.

[Hongsheng Zhao]

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