7
votes
5answers
326 views

What is my problem with MeshFunction?

I want plot the max value in a sine plot. We can use the following code ...
1
vote
1answer
91 views

Horizontally compress a picture with varying compression ratio [closed]

I have a function c[x] whose domain and range are both [0,1]. And I have a picture with width W, height ...
2
votes
1answer
112 views

RegionPlot3D run forever when plotting 3D ParametricRegion

when working with 2D, RegionPlot works fine with ParametricRegion as can be seen in this example: ...
1
vote
1answer
49 views

VertexSize with GraphPlot [closed]

I'm constructing a graph using GraphPlot and I want some vertices to have a different size than others, like this: ...
2
votes
2answers
85 views

Graphical solution of a a two-variable system containing an equation and an inequality

I'm currently studying atmospheric-gravity waves and their dispersion relations. I want to have look at values of $(x,y)$ that solve the following system : \begin{equation}\label{}(1) \left\{ ...
2
votes
1answer
130 views

Discontinue, then continue x-axis of 2D Histogram

I have the pictured Histogram. It was generated by the following lines: ...
1
vote
2answers
265 views

Multiple curves plotted with different colours [duplicate]

I am trying to use ColorFunction for 2 functions on the same plot. I only want the cubic equation to change colour. ...
0
votes
0answers
36 views

How to plot image of a complex function with a given domain [duplicate]

I've been trying to figure out a way to either draw a curve in the domain of a complex function in one plane and then show the result in another plane (simultaneously?). Actually, just plotting ...
1
vote
1answer
232 views

Detecting a nonlinear edge in a 2D point pattern

Following an earlier post here, I have generated a point pattern on the unit square $[0,1]\otimes[0,1]$, which is described by a piecewise constant intensity function constructed so that (in ...
2
votes
2answers
143 views

how to get a linearized curve in some intervals

in below picture I draw a graph base on weight of a controller system against cost function. I want to linearise and divide this curve to for example 5 five intervals. is there any function in ...
6
votes
2answers
181 views

how recover lost data of coordinates from contourplot of mention data?

I have made Contour Plot for a lot of data, like this ...
3
votes
3answers
252 views

How would I plot the volume element in cylindrical coordinates?

I have this graph: But it doesn't have a function so I can't just plugin in a function into wolfram or mathematica to plot it. I have these coordinates to make it however: ...
3
votes
1answer
350 views

How do I draw a credible velocity vs. time graph using Locators?

This is partly a math question, partly a Mathematica question. For educational purposes, I'm making a simple demonstration to create a velocity over time graph from six locators. On the basis of ...
2
votes
2answers
558 views

distance between two curves

I try to compute the distance between two curves. I use the EuclideanDistance to do that. Here my code: ...
20
votes
1answer
381 views

What is PointForm?

I stumbled across a function called PointForm but the only documentation I can find is the pop-up line offered by autocomplete, which contains the same information ...
6
votes
1answer
156 views

FunctionTreeForm

I'd like to implement a function FunctionTreeForm which takes an arbitrary complex function and renders all the captionable subfunctions in a TreeForm. Explanation If we take e.g. a function: ...
7
votes
1answer
447 views

Demonstrating Ackermann's Function

The Ackermann function is an extremely fast growing function. There are some slightly different versions of the function, but the one that I am looking for can be defined as: $$ A_0(x)=x+1 \\ ...