A question on calculus of variations

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Homework Help Overview

The discussion revolves around a calculus of variations problem involving the variational symbol δ and the transformation from coordinates x to x'. Participants are trying to clarify the meaning of the symbols and the context of the equation presented.

Discussion Character

  • Conceptual clarification, Assumption checking

Approaches and Questions Raised

  • Participants are questioning the definitions of the symbols used, particularly the meaning of x' and the variational symbol δ. There is an emphasis on the need for a complete understanding of the variational problem being addressed.

Discussion Status

The discussion is ongoing, with participants seeking clarification on the definitions and context of the symbols involved. There is no explicit consensus yet, as different interpretations are being explored.

Contextual Notes

Some participants note the lack of information regarding the transformation from x to x' and the complete variational problem, which may be necessary for a clearer understanding.

nenyan
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Homework Statement



δ (∂x'^μ/∂x^β)=0

This equation is on my textbook. I don't quite understand. Where x'^μ is coordinate component.


Homework Equations





The Attempt at a Solution

 
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Is the transformation from x to x' given or what are your symbols supposed to mean?
 
Yes. It's the transformation from x to x'.
δ is Variational symbol.
vanhees71 said:
Is the transformation from x to x' given or what are your symbols supposed to mean?
 
Ok, you must define the meaning of x' or give the complete variational problem. I don't know, what's meant by this symbol!
 

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