Black Hole Stability Conjecture: Why Is It Important?

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Discussion Overview

The discussion centers around the importance of the black hole stability conjecture within the context of general relativity. Participants explore its implications for astrophysics, particularly regarding the stability of black holes and the potential need to revisit established results if the conjecture is proven false. The conversation includes references to specific solutions of Einstein's equations and the mathematical significance of the conjecture.

Discussion Character

  • Exploratory
  • Technical explanation
  • Conceptual clarification
  • Homework-related

Main Points Raised

  • Some participants express a need for clarification on why the black hole stability conjecture is considered important, noting that many references do not provide sufficient reasoning.
  • Others highlight that in astrophysics, discussions about black holes often refer to the Kerr solution, and its stability is crucial for the validity of many results.
  • It is mentioned that if the rigidity conjecture is false, significant results in the field may need to be revisited.
  • A mathematical perspective is offered, suggesting that settling the question of stability is of interest, with Minkowski stability being one of the few established results.
  • Participants share resources, including talks by Klainerman, which discuss the importance of the conjecture.
  • Some express a desire to incorporate various technical references into their presentations, acknowledging the complexity of the material and the assumptions required for understanding.

Areas of Agreement / Disagreement

Participants generally agree on the significance of the black hole stability conjecture but express differing views on its implications and the clarity of existing literature. The discussion remains unresolved regarding the specific reasons for its importance.

Contextual Notes

Participants note that many technical resources assume a substantial amount of prior knowledge, which complicates the discussion of basic questions related to the conjecture.

Suzanne Rosenzweig
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I am working on a presentation for a course in general relativity and my topic is the stability of black holes. In many of the references and articles that I have found, the author asserts the importance of the conjecture but offers no reason. So I ask: Why is the black hole stability conjecture so important? Any information and references provided will be greatly appreciated!
 
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Suzanne Rosenzweig said:
In many of the references and articles that I have found, the author asserts the importance of the conjecture but offers no reason.

Can you give some specific examples?
 
In astrophysics when they talk and study black holes they mean the Kerr solution. If it is not stable a lot of the results will have to be at least revisited, especially if the rigidity conjecture turns out to be false. From a mathematical point of view it is also interesting to settle the question, one way or the other. The only other such result is the stability of Minkowski (of course there are other stability results but this is essentially the only one).

You can find some of the talks of Klainerman on black holes, he usually talks about the importance of the conjecture.

 
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Suzanne Rosenzweig said:
I am working on a presentation for a course in general relativity and my topic is the stability of black holes. In many of the references and articles that I have found, the author asserts the importance of the conjecture but offers no reason. So I ask: Why is the black hole stability conjecture so important? Any information and references provided will be greatly appreciated!

A non-technical reference:
https://www.quantamagazine.org/to-test-einsteins-equations-poke-a-black-hole-20180308/

It might be possible to use this to track down some useful technical references.
 
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martinbn said:
In astrophysics when they talk and study black holes they mean the Kerr solution. If it is not stable a lot of the results will have to be at least revisited, especially if the rigidity conjecture turns out to be false. From a mathematical point of view it is also interesting to settle the question, one way or the other. The only other such result is the stability of Minkowski (of course there are other stability results but this is essentially the only one).

You can find some of the talks of Klainerman on black holes, he usually talks about the importance of the conjecture.



Thank you very much for your response! Yes, ideally I will discuss Schwarzschild and Kerr solutions to Einstein's equations, citing works by Regge and Wheeler, Vishveshwara, Zerilli, Wald and Kay, etc. Also, I greatly appreciate your sharing a resource. I will look into the rigidity conjecture and check out Klainerman's lectures. :)
 

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