Can somebody identify this equation for me?

  • Context: High School 
  • Thread starter Thread starter deltabourne
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Discussion Overview

The discussion centers around identifying a specific equation presented in an image link. Participants explore various interpretations and potential contexts for the equation, including its relation to relativistic quantum mechanics and string theory.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested

Main Points Raised

  • One participant suggests the equation may pertain to relativistic quantum mechanics.
  • Another proposes it resembles an altered form of the complex Fourier series, relating to energy distribution across frequencies.
  • A different participant identifies it as the general solution of the wave equation for a classical string with tension and length, referencing a specific equation from string theory literature.
  • A later reply acknowledges the previous interpretations as incorrect in light of the new identification.

Areas of Agreement / Disagreement

Participants express differing views on the nature of the equation, with no consensus reached on its identification until the last post, which suggests a specific solution related to string theory.

Contextual Notes

The discussion includes varying interpretations based on different areas of physics, highlighting the complexity and potential ambiguity in identifying equations without additional context.

deltabourne
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http://www.gemmdesigns.com/physics.gif
I can't quite place it
 
Last edited by a moderator:
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Link doesn't work.

- Warren
 
sorry, does it work now?
 
Yeah. I don't know what it is, but it looks like something in relativistic quantum mechanics.

- Warren
 
It looks like an altered form of the complex Fourier series. BAsed on that i think it deals with energy distribution across frequencies, but beyond that i am not sure. The first line uses dummy indices in a form similar to the notation uses in tensor calculus, so i think chroot may be right.
 
It's the general solution of the wave equation for a (classical) string with tension [tex]\alpha'[/tex] and length L. Compare Polchinski's String Theory, equation 1.3.22.
 
Originally posted by selfAdjoint
It's the general solution of the wave equation for a (classical) string with tension [tex]\alpha'[/tex] and length L. Compare Polchinski's String Theory, equation 1.3.22.

well, we were way off.
 
thanks everyone!
 

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