Learning is a mess's user avatar
Learning is a mess's user avatar
Learning is a mess's user avatar
Learning is a mess
  • Member for 11 years, 4 months
  • Last seen more than 10 years ago
16 votes
2 answers
645 views

Link between anomalous dimensions and fractal dimensions

12 votes
1 answer
415 views

When are the OPE relevant?

6 votes
4 answers
694 views

Irreversibility and the Fermi golden rule

5 votes
3 answers
3k views

Formal demonstration that minimizing the free energy equals maximizing the entropy

4 votes
1 answer
2k views

Feynman diagrams and Hartree-Fock

4 votes
1 answer
322 views

Explicit definition of the energy operator in the Ising model

3 votes
1 answer
2k views

Derivation of Bloch's theorem

2 votes
1 answer
2k views

Minimal coupling of an atom to the EM field

2 votes
1 answer
2k views

Are circular polarizations a basis for any light polarization?

1 vote
1 answer
669 views

Symmetry and overlapping of ground states

1 vote
1 answer
204 views

Lorentz model and energy exchange

1 vote
0 answers
156 views

Formula for the energy per site in the triangular Ising model

0 votes
0 answers
100 views

Why isn't the 3 pts function vanishing in the Ising model by Z_2 symmetry?

0 votes
1 answer
72 views

Orbital momentum and spin transfer through gauge mediator