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Gec
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17
Why use Crank-Nicolson over Matrix Exponential when solving Schrödinger's equation?
Apr 11, 2021
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15
Why do electrons fall from a high excitation to a lower one?
Dec 14, 2017
question
13
Correlation length anisotropy in the 2D Ising model
Jul 28, 2019
question
9
Integrability of a non-integrable quantum spin model at critical point
Apr 11, 2019
answer
9
How can you determine direction of spin-1/2 states?
Sep 12, 2023
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7
Interpretation of the ideal gas single particle partition function
Aug 26
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6
Ground state energy of infinite Heisenberg XXX model with open or periodic boundary conditions equal?
Nov 12, 2023
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6
How can I calculate derivative of eigenstates numerically?
Sep 16
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6
Series Expansion of logarithm of integral by Landau and Lifshitz in Statistical Physics (First Part)
Aug 1
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6
Why are the two expressions of entropy for a degenerate two-state system contradictory?
Sep 9, 2023
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Arrange $3$ red balls and $33$ white balls randomly in a circle. What is the probability that there are no more than $13$ consecutive white balls?
5
Packages suitable for numerical optimization of functions with discontinuous gradient at the point of minimum