(Perturbative) quantum gravity made simple?

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SUMMARY

The discussion centers on the paper titled "Perturbative Quantum Gravity Made Simple" (arXiv:1705.00626), which proposes a simplified approach to quantum gravity. The paper suggests that many complexities in gravity calculations can be eliminated due to underlying symmetries, potentially streamlining the formulation of quantum gravity. Additionally, the QCD squared paradigm is mentioned as a technique that supports this simplification, indicating that significant cancellations occur in gravity computations.

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  • Understanding of quantum gravity concepts
  • Familiarity with perturbative methods in theoretical physics
  • Knowledge of quantum chromodynamics (QCD)
  • Basic grasp of symmetries in physics
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  • Research the implications of arXiv:1705.00626 on quantum gravity theories
  • Explore the QCD squared paradigm and its applications in theoretical physics
  • Study the role of symmetries in simplifying complex physical theories
  • Investigate perturbative techniques used in quantum field theory
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The discussion is beneficial for theoretical physicists, researchers in quantum gravity, and students interested in advanced concepts of quantum field theory and symmetry applications.

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Without addressing the details, there are certainly strong indications that quantum gravity can be formulated in a manner far simpler than is commonly done. Another technique that suggests this is the QCD squared paradigm. Basically, lots of stuff in gravity calculations cancels out, probably due to ill understood symmetries.
 
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