Mathematica Questions, Problems & Solutions : TransWikia.com ~ Page 199

How to define a function reminding of names of the independent variables?

I am using a function with a lot of variables. There are 9 and sometimes more of them. In this case, it is difficult to memorize, which one stays on...

Asked on 01/04/2021 by Alexei Boulbitch

3 answer

TogglerBar linked to Buttons that override input list

This question is about extending the solution provided here. How do I allow the user to change x outside the TogglerGrid function so that the TogglerBar shows the new...

Asked on 01/04/2021 by kmutiny

1 answer

Mathematica Minecraft

Some time ago I asked myself: with all these great graphics and interactive capabilities of Mathematica, what kinds of 3D games can be implemented in it? And the answer...

Asked on 01/04/2021 by faleichik

1 answer

Removing a crease artifact in a surface of revolution SphericalPlot

Consider the surfacer[t_, n_: 2, a_: 1,b_: 1] := ((Abs@Cos[t]/a)^(2/n) + (Abs@Sin[t]/b)^(2/n))^(-n/2)SphericalPlot3D[r[t, 2], {t, 0, [Pi]}, {p, 0, 2 [Pi]}, PlotRange -> {-1, 1}, AxesLabel -> StringPart["xyz", ;;],...

Asked on 01/04/2021

1 answer

Intra day data with TradingChart

I am trying to use TradingChart to display some intra day data (60 s. resolution). Is there a way to modify the time displayed when moving the mouse over the...

Asked on 01/04/2021 by VanillaSpinIce

2 answer

Select one among multiple solutions that satisfies a certain condition and 3D Plot it with varying simulation values

My function is as follows: $$f(x)=ax^5+bx^4+cx^3+dx^2+ex+g=0$$ Since it does not generate an analytical solution, I tried to do a simulation exercise as follows. Simulation values: $a=-2$, ...

Asked on 01/04/2021 by ppp

2 answer

Speed up the intersection of the diagonals of a regular polygon

I need to calculate all the intersection points of the diagonals of a regular polygon, following code is really slow, when n=15, it take about 30sec. I also tried using...

Asked on 01/04/2021 by expression

4 answer

How to draw tilted axes for spacetime diagrams

I want to use Mathematica to draw spacetime diagrams.In particular, on one of these diagram, I'd like to draw two pairs of axes. The first pair $(t,,x)$ for...

Asked on 01/04/2021 by Fritz Dewit

2 answer

Fourier Series of ODE

I am having trouble finding the Fourier series of a 2nd order ODE. Should I be using the piecewise function as well to set up the range for t? Solve...

Asked on 01/04/2021 by Mord Fustang199

1 answer

Changing initial conditions in a recursive polynomial family definition. Then, finding the generation function for this family

I'm following a paper trying to find a way to repeat the done computations using Mathematica. I'm beginner using Mathematica and I already read that:I could define functions by recursion;I...

Asked on 01/03/2021

1 answer

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