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Frobenius

"Here to learn and share the little I know." stafusa

''I know it's an answer from Frobenius when my phone lags while scrolling to the bottom ;)''- BioPhysicist, 16-05-2020.

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34 Deriving Lagrangian density for electromagnetic field Jul 31 '16
25 Total spin of two spin-$1/2$ particles Jun 29 '17
21 Electric field associated with moving charge Sep 4 '18
17 Why do some people write the gravitational force as proportional to $\mathbf{r}/|\mathbf{r}|^3$? Jun 19 '19
13 A mathematically illogical argument in the derivation of Hamilton's equation in Goldstein May 4 '19
13 Physical meaning of the Jacobian in relation to Dirac delta function Nov 30 '17
12 Why is there this relationship between quaternions and Pauli matrices? Aug 4 '16
11 Significance of wave number? Jun 27 '16
11 Derivation of Maxwell's equations from field tensor lagrangian Jun 7 '17
11 How to add together non-parallel rapidities? Apr 27 '19
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