user3183724
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1 answers
9 votes
16k views
3 bookmarks
Derivative of function using discrete fourier transform (MATLAB)
6 answers
5 votes
21k views
6 bookmarks
Approximate $\coth(x)$ around $x = 0$
1 answers
4 votes
2k views
1 bookmarks
$95\,\%$ confidence interval for geometric distribution
3 answers
3 votes
88 views
Changing [2,4] into [0,1,0,0,0,1] in Matlab
1 answers
2 votes
38 views
Approximating $\frac{a+\delta a}{b + \delta b}$
3 answers
2 votes
197 views
$N$ circles on a circle
0 answers
2 votes
47 views
Proving the unitary relation of ensemble decompositions
0 answers
1 votes
41 views
Evaluating the asymptotics of parabolic cylinder equations arising from coupled ODE's
2 answers
1 votes
4k views
System of three coupled linear differential equations
1 answers
1 votes
36 views
1 bookmarks
Finding the limiting cases for the root of a function
0 answers
1 votes
43 views
Understanding the role of parameters in an equation in order to fit data
0 answers
1 votes
55 views
1 bookmarks
Difference between expanding $\frac{1}{1-x}$ around $x=1$ and $\frac{1}{1-e^x}$ around $x=0$
1 answers
1 votes
694 views
1 bookmarks
Mean of data with uncertainties and confidence interval
1 answers
1 votes
204 views
Finding a probability of a process from a distribution of how long it takes before it happens
1 answers
0 votes
2k views
1 bookmarks
Estimating the multiplicity of a root (numerically)
1 answers
0 votes
167 views
Parametrizing the vertices of a partial hexagon
1 answers
0 votes
60 views
Behaviour of the Spectral Weight Function $\frac{\sin^2{(\pi f t)}}{(\pi f)^2}$
0 answers
0 votes
25 views
How to show that $\chi(\omega) = \int_{-\infty}^{\infty}{\chi(t)e^{-i\omega t}dt}$ is complex valued if $\chi(t) = 0$ for $t<0$
1 answers
0 votes
819 views
Showing that $HTH = e^{-i \frac{\pi}{8} \sigma_x}$ (quantum gates)
1 answers
0 votes
52 views
Finding the pattern in number of (next and up) nearest neighbours of $N$ points on a circle
1 answers
0 votes
100 views
Approximating $a = bx + cx^2 + O(x^3)$
1 answers
0 votes
226 views
Scale free networks (power law)
1 answers
0 votes
72 views
Fidelity of measurement using conditional probabilities
0 answers
0 votes
314 views
Approximating a Markov process by differential equations
1 answers
0 votes
203 views
Probability & Statistics: Determining a threshold for count number