Physics
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Mephisto's user avatar
Mephisto's user avatar
Mephisto
  • Member for 10 years, 3 months
  • Last seen more than a month ago
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Top posts
All Questions Answers
Score Newest
question
10
Lagrangian of 2D square lattice of point masses connected by springs
Dec 13, 2012
question
7
What is the result of a classical collision between THREE point particles at the same precise instant?
Jan 16, 2013
question
3
What is the mathematical justification for the quadratic approximation to the energy of a spring in a one-dimensional lattice?
Apr 19, 2013
question
2
Please provide the simplest example you can think of, of generators of time evolution and generalized coordinates
Feb 19, 2013
question
2
Which is this formula Feynman talks about in the QED book?
May 10, 2013
answer
2
Hydrostatic pressure on a teapot spout
Apr 26, 2013
question
1
$\langle B|A \rangle$ expressed in terms of the Partition Function
May 11, 2013
question
1
Electron matrix element in a most simple QFT problem, the e+ e- annihilation
Jan 27, 2016
question
1
What is the meaning of "closure is lost" for a set of kets (or any members of a vector space)?
Jan 30, 2016
answer
0
What is the mathematical justification for the quadratic approximation to the energy of a spring in a one-dimensional lattice?
Apr 19, 2013
Top Meta posts
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18
Should I avoid posting comments to simply say "Thanks" or "It has been helpful (+1)"?
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How do I prevent colleagues from making fun of the length of my password?
26
Is it possible to set a *constant* lowest CPU frequency under the modern PSTATE driver?
25
How to write annotation outside the drawing in data coords
25
Is it possible to set a *constant* lowest CPU frequency under the modern PSTATE driver?
15
8 hours continous sleep but thirsty, or good hydration but sleep interrupted?

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