Silly kinda question.

[mprm86]

What does the initials q.e.d means?

[Tide]

QED is an abbreviation of the Latin "quod erat demonstrandum" meaning "that which was to be demonstrated."

[TenaliRaman]

Its always good to check,
wikipedia (http://en.wikipedia.org/wiki/Q.E.D.)
or
Mathworld (http://mathworld.wolfram.com/QED.html)

-- AI

[Banana]

Now don't you think WQED is a little more interesting?