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Can math.atan2 return INF?

Marko Rauhamaa wrote:
> By the time the event horizon hits Tim at the speed of light, Tim will
> have received all of our Universe's signals at an ever accelerating
> frequency and increasing power. He will have seen the End of the World
> before leaving it.

I don't think that's right. From the point of view of an
infalling observer, nothing particularly special happens
at the event horizon. Being able to see into the future
would count as rather special, I would have thought.