Mathematica Questions, Problems & Solutions : TransWikia.com ~ Page 204

System of equations does not solve with Solve

I am trying to find the solution in order to highlight the intersection point.Clear["Global`*"]y[a_, k_, l_, d_] := a*k^d*l^(1 - d);mpl[a_, k_, l_, d_] := (1 - d)*a*k^d*l^(-d);lsupply[b_, m_,...

Asked on 12/27/2020

2 answer

How to plot a function using a table particular values

I would like to plot the following function in terms of kR, but using specific different values, I think the best easy way is using a Table. This is a...

Asked on 12/27/2020 by irondonio

0 answer

How do I force the refresh of a ResourceData object?

The following code will read the cases of COVID around the world to be used later for analysis.This is in a notebook that I use to check the status...

Asked on 12/27/2020

2 answer

Minimize returns strange root objects

I am using Minimize to find a solution for the following set of equations that minimizes my cost function $c + kcdot r$: ...

Asked on 12/26/2020 by michip96

1 answer

I have a function $R to C$, I want to plot it as the way we can plot parametric equations in the $R^2$. How to do it?

I have a real variable $t$ and a function $f(t)$ giving complex values. How to plot the function for $t$ in a given real interval? Also is...

Asked on 12/26/2020 by İbrahim İpek

1 answer

Return[] being saved to DownValues

Example:f[x_] := f[x] = (If[x < 0, Return[x]]; x)f[1];f[-5];DownValues[f][[1 ;; 2]](* {HoldPattern[f[-5]] :> Return[-5], HoldPattern[f[1]] :> 1} *)I want it to save the value that is returned, without the...

Asked on 12/26/2020 by Blrp

3 answer

How to solve this function equation or plot its numerical image

I can solve the function equation $f(f(x))=x$ with the following code:WolframAlpha["solve f(f(x))=x", {{"SolutionAsAFunctionalEquation", 1}, "Content"}] But for...

Asked on 12/26/2020

0 answer

Equation Plotting

I'm using the mean field theory approximation and the Ising Model for magnetization to come up with the following equation: m(T) = tanh(m(T)/T) where T is an arbitrary temperature I'm...

Asked on 12/26/2020 by awdft34

1 answer

RegionIntersection fails with Lines in 3D

I have 2 intersecting Lines emerging from the same point and I want to fined the point of intersection.The function RegionIntersection found the origin point but failed to find...

Asked on 12/26/2020 by Einav Brin

1 answer

URLDownload(and URLSave, Import) "Error while processing content unencoding"

I'm downloading a file of exactly 1000K-size (https://gitee.com/WolframPaclet1/WolframPacletExtreme1/raw/master/Paclets/MXNetResources-WIN64-12.0.37.paclet.601) with URLDownload(URLSave, URLRead, Import will produce the same situation). But one or two of the following messages:URLRead::invhttp: Error...

Asked on 12/26/2020 by bcegkmqs23

1 answer

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