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I need to represent δ(t-t0). The hint is: In cases involving Dirac delta functions, onemay use the regularized delta function δ(t) = ε/[π(t^2 + ε^2)] approaching δ(t) in the limit...
Asked on 03/18/2021 by Marina Nebot
1 answersample = RandomVariate[NormalDistribution[0, 1.2], {10, 4, 4}]; Tranp= Transpose /@ sample; GOEe = sample + Tranp; Eigs = Map[Eigenvalues, GOEe]; Histogram[Eigs] Findingfit = FindFit[Eigs,A*1/(s*Sqrt[2*Pi])* Exp[-(1/2)*((x - u)/s)^2], {s, u,...
Asked on 03/18/2021 by Bora
2 answerI would like to add a legend to the ListPlot defined in the code shown below. Unfortunately, adding PlotLegends -> Automatic to the plot does not work. I was wondering...
Asked on 03/17/2021
2 answerI have a mathematical system likeK_1 = c*h/dK_2 = b*h/cK_3 = a*h/bC = a+b+c+dh+d = W/h + b + 2aConstants: K_1, K_2, K_3, C, WSolve for: h, a,b,c,dIs it...
Asked on 03/17/2021
3 answerBug introduced in 10.0.0 and fixed in 10.0.1BarChart formatting algorithm make me loose some time today in V10.Now, LabelingFunction does not work beyond...
Asked on 03/17/2021 by Murta
3 answerResult I get for the following replacement doesn't seem to be correct. {a*b*c*d*e} /. {d -> d*f, a -> a*b*c, b*c -> b*c*d*e, c*f -> c*f*g}...
Asked on 03/17/2021 by Sejwal
3 answerThe question is asked in the mathstackexchange. There is no answer. I can't solve it by hand, also.Maybe we can solve it with Mathematica....
Asked on 03/17/2021
0 answerI'm trying to plot some data and a curvefit with a discontinuous x axis. My attempt is borrowed from this answer.data = {{100, 1400}, {7, 1180}, {5, 1060},...
Asked on 03/17/2021 by MelaGo
0 answerConsider a PDE$$tag 1 frac{partial f_{n}}{partial t}- frac{1}{2t}Efrac{partial f_{n}}{partial E} = 0$$I choose the initial condition $f_{n}(E, t_{0}) = e^{-E/T_{0}}$, where $T_{0}$ is...
Asked on 03/17/2021
1 answerUsing NDSolveValue, we can know the y coordinate of the function from an x coordinate. Is it possible to do the reverse, where the input is the y coordinate...
Asked on 03/16/2021
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