User:Eyezee
http://dic.academic.ru/dic.nsf/enwiki/15504 QED --- Q.E.D. is an abbreviation of the Latin phrase " _la. quod erat demonstrandum" which means literally, "that which was to be demonstrated".
http://dic.academic.ru/dic.nsf/enwiki/15504 QED --- Q.E.D. is an abbreviation of the Latin phrase " _la. quod erat demonstrandum" which means literally, "that which was to be demonstrated".