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Aug
16
awarded  Popular Question
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5
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Feb
22
awarded  Yearling
Feb
7
awarded  Popular Question
Dec
29
comment Why is the light reflected at the same angle from mirror?
en.wikipedia.org/wiki/…
Dec
13
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Oct
30
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Aug
4
awarded  Nice Question
Jul
2
awarded  Curious
Apr
21
awarded  Nice Question
Feb
22
awarded  Yearling
Oct
11
comment Black hole complementarity - absorption of Hawking radiation
@Trimok The gas is outside the black hole, and doesn't contribute to its mass no more than the observer A does.
Oct
7
revised Black hole complementarity - absorption of Hawking radiation
Rephrased for clarity and to catch attention.
Oct
4
awarded  Necromancer
Sep
30
comment Can masses move in 2+1 gravity?
@user23660 Why is only the linear evolution possible?
Sep
26
comment Can masses move in 2+1 gravity?
@user23660 In a sense, minimal polyhedron have 3 vertices - imagine tetrahedron flatened to zero volume - the fourth vertex have angular deficit 0, in other words you can remove it.
Sep
23
revised Can masses move in 2+1 gravity?
added 383 characters in body
Sep
23
revised Can masses move in 2+1 gravity?
added 193 characters in body
Sep
22
revised Can masses move in 2+1 gravity?
added 524 characters in body
Sep
22
comment Can masses move in 2+1 gravity?
I should perhaps clarify that I am not interested in accelerated motion due to presence of the other point masses but in possibility of any motion.