Karl Schwarzschild solved equations for a point mass or point source of gravity, and it is to him the credit is given for the black hole. The ideas, based on Einstein's theories, were set down in...
I THOUGHT IT WAS A COLOUR ! I THOUGHT IT WAS A COLOUR !
Same conglomerate that owns Levi Strauss
They don't they're shades.
I am white and I think that black people are really really beautiful.