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Results tagged with homework-and-exercises
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user 237137
Applies to questions of primarily educational value - not only questions that arise from actual homework assignments, but any question where it is preferable to guide the asker to the answer rather than giving it away outright. Please READ THE GUIDANCE IN META before asking homework-like questions.
2
votes
0
answers
47
views
Ideal gas in 2 boxes at finite temperature in a potential
Two boxes 1 and 2 are in a potential $V$ such as $V_1=0$ and $V_2=V_0$. The boxes contain an ideal gas, temperature and volume are constant and set to 1. Hence $N_i=P_i$ where
$N_i$ is the number of p …
- 169
1
vote
0
answers
56
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Partial trace of single particle in 1D
Consider the wavefunction for a single particle in 1D discrete space $\psi(n)$ where $n\in [0, L]$.
How can I compute the reduced density matrix of the system in the subspace $n\in [0, l]$, $l<L$ ?
I …
- 169