Re: Einstein's 1939 paper challenging the existence of black holes



On May 21, 12:29 pm, juanREM...@xxxxxxxxxxxxxxxxxxxx wrote:

[...]

Moreover, everyone can access the above pdf and find after their equation
(4.35):

  "However, the renormalised stress-energy-momentum tensor gives an
   arbitrarily large (albeit finite) energy-condition-violating
   contribution to the right hand side of the semiclassical Einstein
   equations as the horizon formation condition 2M/r=1 is approached."

Key words _arbitrarily large_. In other words, it can be _whatever you
want it to be_. This plus the increased arbitrariness (and divergence)
of the chosen stress tensor makes me not think this is particularally
relevant to the real world.

[...]

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