Index notation for inverse Lorentz transform

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SUMMARY

The forum discussion centers on the correct application of tensor and matrix notation in the context of the inverse Lorentz transform, specifically referencing equations from Schutz's "Introduction to General Relativity." The participants analyze the relationships between various indices and transformations, concluding that the expression x^{\overline{\mu}}x_{\overline{\mu}} \neq \Lambda^{\overline{\mu}}_{\;\alpha}x^{\alpha}\Lambda^{\beta}_{\;\overline{\mu}}x_{\beta} is incorrect. They emphasize the importance of distinguishing between covariant and contravariant components and the implications of using different notations, such as the NW-SE index notation.

PREREQUISITES
  • Understanding of tensor notation and indices
  • Familiarity with Lorentz transformations and their properties
  • Knowledge of covariant and contravariant vectors
  • Basic principles of special relativity and Minkowski space
NEXT STEPS
  • Study the properties of Lorentz transformations in detail
  • Learn about the implications of covariant and contravariant indices
  • Explore different tensor notations, including NW-SE index notation
  • Review Schutz's "Introduction to General Relativity" for practical applications of these concepts
USEFUL FOR

Students and professionals in physics, particularly those focusing on general relativity, theoretical physics, and anyone working with tensor calculus and transformations in relativistic contexts.

  • #31
As I said, I find this utmost confusing. If it takes effort to understand something only because of a bad choice of notation, it's better to change the notation!
 
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Likes   Reactions: cianfa72

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