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I cannot solve such a system of coupled ODEs in MMA 12.1 using DSolve. i.e. output is equal to the input equations ... (see the attached figure)Here, each solution...
Asked on 10/22/2021 by ABCDEMMM
2 answerI just have one question please, I searched on Mathematica documents concerning partial differential equations with delay, all I had found is ordinary differential equations(EDO), that's means equation depends on...
Asked on 10/22/2021 by walid fssm
0 answerI need your advice. I'm using ListContourPlot to plot the lines of force, but It always skip the line, which are the nearest of the upper electrode. ...
Asked on 10/22/2021 by Dominika
0 answerI have this function $$ f(x)=frac{1-25 x^2}{left| 25 x^2-1right| };frac{2500 x}{sqrt{left(25 x^2-1right)^2 sinh (pi x)+9}}+cosh ^{-1}left(frac{1000 x^2+left(25 x^2-1right)^2}{left(25 x^2+1right)^2}right) $$ f[x_] := ArcCosh[(1000 x^2 +...
Asked on 10/22/2021 by user73733
1 answerIn my version of object-oriented programming in Mathematica, essentially (without going into details) obj[a] is a reference to an object whose actual data is stored inside data[a]. Methods like obj[a][function]...
Asked on 10/22/2021
1 answerHow do you change the AxesOrigin to {0,0,0} for ListLinePlot3D?The code I initially have looks like thisListPointPlot3D[Table[Sin[j + i], {i, 1}, {j, 0, 3, 0.1}], AxesLabel -> {"x",...
Asked on 10/22/2021
1 answerI am working on, with the Animal Weights data set and creating MyFunctionwhich calculates the Max,Min,Mean,Median and first quartile. Then a apply the function to the data set and show...
Asked on 10/22/2021
1 answerSuppose I have a boundary $partialOmega$ of a region $Omegasubset mathbb{R}^3$ and within this are some compact objects $B_isubsetOmega$. They could be points, lines, polygons, complex 3D...
Asked on 10/22/2021
1 answerI have an experimental data as shown bellow. data = {{1582.41939`, 0}, {1582.44618`, 2}, {1582.47297`, 3}, {1582.49976`, 2}, {1582.52655`, 6}, {1582.55334`, 9}, {1582.58013`, 13}, {1582.60692`, 21}, {1582.63371`, 24}, {1582.6605`, 27},...
Asked on 10/22/2021 by user14634
1 answerContextI am trying to calculate some transport coefficients for a heat equation in confinement. The Boundaries are in the $x$ direction, and $y$ represents the parallel directions. This...
Asked on 10/22/2021
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