[MHGinTN]

I wrote ‘proved’. Look it up. No one had done a mathematical proof prior to he and another dude writing it.

[Republican Extremist]

I wrote ‘proved’. Look it up. No one had done a mathematical proof prior to he and another dude writing it. ************

"Proved" is too strong a word. I think "postulated" would be more accurate.

The real proof came before Hawking's papers on singularities in space, and consisted of the background radiation found by Penzius and Wilson in 1964.