| Charles_Helm |
| (.333 member) |
| 08/05/06 02:12 PM |
|
Re: What do you guys think of the 450 Rigby?
|
In reply to:
QED?
Allwords.Com
abbreviation used especially at the conclusion of a proof of a geometric theorem: quod erat demonstrandum (Latin), which was the thing that had to be proved.