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I made this parametric plotParametricPlot[ {x1 - 0.035 x1 x2, 0.0175 x1^2 + (1. + 0.0175 x2) x2}, {x1, -b2, b2}, {x2, -a2, a2}, Frame -> False, Axes ->...
Asked on 08/29/2021
2 answerI have five data sets, {4.88281 10^(-5), 0.0788}, {9.76563 10^(-5), 0.1014}, {0.000195313, 0.12455}, {0.000390625, 0.15594}, {0.0015625, 0.18587}. I was using EXCEL to add the trendline, but the x intercept is...
Asked on 08/29/2021
1 answerLet consider nonlinear Volterra integral equation 5.1 from the paper An iterative multistep kernel based method for nonlinear Volterra integral and integro-differential equations of fractional order...
Asked on 08/29/2021
1 answerI have a function of one variable $f(x): mathbb{R}to mathbb{C}$ which is very difficult to evaluate. Single evaluations may take hours, and I need to use the function at...
Asked on 08/28/2021 by doublefelix
1 answerIs there a way to test the convergence of a recurrence relation in Mathematica? For example does this relation converge: $$a_{n+1}=a_n dfrac{n-dfrac{1}{4}+c^2}{-5+5c^2}$$ for some values of the parameter ...
Asked on 08/28/2021
0 answerI have a matrix R which is having a dependency on ω, I am interested in finding the natural frequency and mode shapes of this matrix using SVD how to...
Asked on 08/28/2021
1 answerI want to calculate sum of derivativesof expressionF = Exp[(x*z - 1) f*b + (x - 1) (1 - f) b]from n-th to (n-k)-th, say k=4. The dummy...
Asked on 08/28/2021 by MichalCress
1 answerI tried to use the Boole function to limit the boundaries of an interpolation function I created when integrating, and noticed that despite this condition, the function will always call...
Asked on 08/28/2021
0 answerWhen I evaluatea = MeijerG[{{-2, -8.5, -3. 5}, {}}, {{0}, {-1.5}}, theta] NItegrate[a, {theta, 0, Pi/2}]and allow the evaluation to run even for a day. it's not giving any...
Asked on 08/27/2021
1 answerI have a set of five files. Each file takes a common input. But I need to change the input and run the files. The output of some file are...
Asked on 08/27/2021
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