Recent content by arwright3
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Graduate Relativistic index notation del-operator
Thanks, that's very nice of you. and BTW I like your profile picture! -Adam- arwright3
- Post #6
- Forum: Special and General Relativity
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Graduate Relativistic index notation del-operator
Thanks for your help! One more quick question. Can someone derive this: \partial^{\mu} x^{\nu}=g^{\mu \nu}? P.S. I'm trying to pick up this 4-vector stuff on my own because I need it for QFT and I never had an undergrad class in special relativity. If anyone has a suggestion for a good...- arwright3
- Post #4
- Forum: Special and General Relativity
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Graduate Relativistic index notation del-operator
Hi, I've been wondering about this forever and I finally decided to ask on the forums. In relativistic index notation (with c= \hbar =1) with the minkowski metric g\mu\nu=diag(1,-1,-1,-1), the 4-vector x^{\mu}=(t,x,y,z)=(x^0,\vec{x}), and with the del operator defined as \partial_{\mu}\equiv...- arwright3
- Thread
- Index Index notation Notation Relativistic
- Replies: 6
- Forum: Special and General Relativity
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Anyone heard of a book titled S=k ln W ?
Anyone heard of a book titled "S=k ln W"? Hi, An old prof. of mine suggested an SM book he read in grad school that was titled "S=k ln W". He didn't remember the author, but said it was pretty short (~100 pages) and was a really good read for a grad class in SM. I've been trying to find this...- arwright3
- Thread
- Book Ln
- Replies: 3
- Forum: Science and Math Textbooks
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Programs Astronomy Major does anyone care if I get it or not?
Hi, I'm a senior at the University of Wisconsin and I will be applying to grad school in physics soon. I'm currently majoring in Math, Physics, Nuclear Engineering, and Astronomy. I have 6 credits left to finish my astronomy degree and I'm seriously considering not finishing it out. As it...- arwright3
- Thread
- Astronomy Major
- Replies: 3
- Forum: STEM Academic Advising
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Is it possible to have a career in math/physics & also be close to home?
Hello all, Maybe you can offer some advice. I have some decisions to make in the near future, I have a few related questions to ask, and I'm also wondering if there are any good options one of you can think of that I'm not considering. First some background. I came to the University of...- arwright3
- Thread
- Career Home
- Replies: 1
- Forum: STEM Academic Advising