Q.E.D.

Q.E.D.
Q.E.D. 1760, abbreviation of L. quod erat demonstrandum "which was to be demonstrated."

Etymology dictionary. 2014.

Игры ⚽ Поможем решить контрольную работу

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”