Physics
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pppqqq
  • Member for 10 years, 9 months
  • Last seen more than a week ago
  • Rome, Italy
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About

I am a student of Theoretical High Energy Physics at Università La Sapienza, Roma.

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All Questions Answers
Score Newest
question
43
What do people actually mean by "rolling without slipping"?
May 14, 2013
answer
29
Isn't D'Alembert's wave equation enough to see that Galilean transformations are wrong?
Jan 30, 2017
question
16
Mechanical similarity in Landau
Jun 29, 2013
answer
12
What's the point of Hamiltonian mechanics?
Dec 7, 2013
question
11
Calculating Green's function from Dyson's series without normal ordering
Jan 14, 2017
answer
9
Interpretation of "transition rate" in Fermi's golden rule
Dec 26, 2015
answer
8
$\theta$ angle QCD technically natural
Apr 24, 2019
answer
8
What is the decay width and why is it given in energy units?
Aug 1, 2016
answer
8
Dispensing with the "a priori equal probability" postulate
Apr 25, 2015
question
8
What are the differences (if any) between the Dyson's series definition and the "in/out" definition of the $S$-matrix
Jul 8, 2016
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31
If $f,g$ are continuous at $a$, show that $h(x)=\max\{f(x),g(x)\}$ and $k(x)=\min\{f(x),g(x)\}$ are also continuous at $a$
21
Do the BAC-CAB identity for triple vector product have some intepretation?
10
If $a>1$, prove that $\lim_{n \rightarrow \infty } a^n = \infty$
7
Example of an increasing, integrable function $f:[0,1]\to\mathbb{R}$ which is discontinuous at all rationals?
7
Definition of the Hamiltonian via Legendre transform.

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