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Polchinski 2.4.1 change of coordinates

 
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Feb20-13, 03:43 PM   #1
 

Polchinski 2.4.1 change of coordinates


I've been working through Polchinski on my own, and I have a really basic question. How would one derive equation 2.4.1? What does it even mean to write the stress tensor with the new indices z and z-bar? I thought this was obvious, but it isn't working out for me.
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Feb20-13, 03:45 PM   #2
 
clarification: this is not a homework problem, and it is not for a class.
Feb20-13, 06:36 PM   #3
 
got it. wow, forgot to lower indices. there is nothing deep here, as i had originally suspected.
Feb21-13, 01:32 PM   #4
 
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Polchinski 2.4.1 change of coordinates


Just did something analogous last week....dontcha just wish you would have waited??
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polchinski, stress energy tensor, string theory

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