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Physor
  • Member for 4 years, 8 months
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Mr. Physor Mathly.

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question
15
How do they measure quantum observables in general?
Oct 9, 2022
question
8
What is $\langle H \rangle$ in the infinite square well in the state $|\psi \rangle = | x_0 \rangle$, where $0 \le x_0 \le L$?
Feb 18, 2021
answer
7
Do states with infinite average energy make sense?
Nov 22, 2021
question
5
Why doesn't this give Jefimenko's equations?
Nov 13, 2020
question
4
Why is de Broglie wavelength related to momentum not energy?
Dec 20, 2021
question
4
Diagonalising the Hamilton operator, why does this magic work?
Aug 31, 2022
question
3
Dependence of the Eigenvalues of the Angular Momentum Operator on the Mass, Energy and the Reference point wrt which the Angular Momentum is Measured
Oct 7, 2020
question
3
Understanding Spin, (from Griffiths), a Paradox?
Nov 7, 2020
question
3
Is this eigenstate a tensor product or a direct sum?
Nov 15, 2020
answer
3
Why doesn't this give Jefimenko's equations?
Nov 16, 2020
Top network posts
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17
Why isn't this a counterexample of Banach-Steinhaus theorem?
12
Another Smooth Structure on $\mathbb R$, clarification needed, John M. Lee
8
Why is $\lim_{x \to \infty} x \log(1+\frac{1}{x}) = \lim_{y \to 0} \frac{\log(1+y)}{y}$?
8
If whenever $|x-a|<\delta$, $|y-a|<\delta$ then $|f(x)-f(y)|<\epsilon$, is this equiv. to $f$ cont. at $c$ then $f$ cont. on some interval around $c$?
7
Why doesn't this \foreach work?