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seen Oct 6 at 12:28

Learning from scratch


Dec
19
asked Decay Amplitudes Notation
Dec
13
comment Physics history book with some math
@Qmechanic It reminds me when Sheldon embarked on such a project.
Dec
13
answered Physics history book with some math
Dec
13
asked Irreducible tensors concept
Dec
9
accepted Pauli Matrices in orthogonal space
Dec
9
comment Pauli Matrices in orthogonal space
I see. Thanks! To sum it up: "$\sigma $" $= \sigma \otimes \mathbb{I}$ while "$\tau $" $=\mathbb{I}\otimes \sigma$
Dec
8
comment Pauli Matrices in orthogonal space
@DavidZaslavsky I dont have a link but the textbook in which this appears is Georgi's Lie Algebras... , chapters 3 (exercises) and chapter 6 (again, in the exercises)
Dec
8
asked Pauli Matrices in orthogonal space
Dec
5
accepted Question on ladder operators
Dec
4
asked Question on ladder operators
Dec
3
asked A simple action inequality
Nov
26
awarded  Popular Question
Nov
24
comment Fitting to a high density scatter plot
Could you provide me a reference to the track density and width model you suggested
Nov
18
comment What is the rationale behind representing a state function by a complex valued function in QM?
Please see: physics.stackexchange.com/q/8062
Nov
7
accepted Difference between $|0\rangle$ and $0$ in the context of isospin
Nov
7
asked Difference between $|0\rangle$ and $0$ in the context of isospin
Oct
30
awarded  Nice Answer
Oct
25
comment Mathematically, what is color charge?
Great Answer! Thanks.
Oct
25
accepted Spin decomposition in general
Oct
24
asked Spin decomposition in general