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QED

- a relativistic quantum theory of the electromagnetic interactions of photons and electrons and muons

"And that proves it"

"Proved!" letters

Abbr. at the end of a pro

Abbr. in a math textbook

Argument ender

As shown, for short

End of a demonstration?

End of a proof

Equivalent of "the end"

Letters after a proof

Letters at the end of a p

Letters from a mathematic

Letters seen by a proof r

Letters seen during proof

Logical conclusion

Logician's abbr.

"Proved!" letters

Abbr. at the end of a pro

Abbr. in a math textbook

Argument ender

As shown, for short

End of a demonstration?

End of a proof

Equivalent of "the end"

Letters after a proof

Letters at the end of a p

Letters from a mathematic

Letters seen by a proof r

Letters seen during proof

Logical conclusion

Logician's abbr.