Questions on creating visualizations from functions or data using high-level constructors such as Plot, ListPlot, Histogram, etc.

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4
votes
3answers
326 views

How to use the same colors in Epilog and Plot

How can you use the same colour to the data in Epilog as the data in the ListLinePlot? I am plotting 25 lists (4 in this ...
0
votes
2answers
370 views

How to put x-Label below the x-Axis? [duplicate]

How to put label "Iterations" below x-axis? Possibly in an easy way without multiple commands. ...
0
votes
1answer
172 views

How to plot a region bounded by three equations?

I'm very new to this website. I am having trouble plotting a 3 dimensional region bounded by these equations: ...
3
votes
3answers
190 views

Combining two plots with inverted xy-axes

I need to draw a set of curves on one graph (characteristics equations). As you can see they have exchanged x and y axes. My goal is to plot all those curves on one graph. Are there ways to do that? ...
1
vote
0answers
31 views

How to Plot a function that returns multiple values? [duplicate]

I have a function that returns multiple values, like this: f[x_] := ( (*... something ... *); {y1, y2}); They are computed together, so there's absolutely no ...
0
votes
1answer
79 views

Can't Plot Fourier Series [closed]

I have been trying to plot fourier series but the plot is allways empty. I guess there is something wrong in my code but i dont know exactly what is it. Looking here for some previous ...
-2
votes
1answer
115 views

ListPlot style and axes [closed]

I have this list saved in matrix 6x2: \begin{array}{cc} 0 & 1.216 \\ \frac{\pi }{3} & 0 \\ \frac{2 \pi }{3} & 0.1351 \\ \pi & 0 \\ \frac{4 \pi }{3} & 0.04863 \\ \frac{5 \pi ...
0
votes
1answer
84 views

Blank plot that shows up briefly when changing plot options

I wrote some code in Mathematica to calculate and plot, in tw0 different ways, a function depending of two variables. But the plots are empty even if it takes a few minutes to evaluate the plot ...
2
votes
1answer
111 views

Histogram scale error when using DistributionChart

I'm a novice Mathematica user that is having some problems using the HistogramDensity function in a DistributionChart. My observations are heavily skewed to one category and the height of the other ...
0
votes
0answers
62 views

Using NSolve in a function, selecting one indexed result and using it to plot another function containing a function containing the indexed result

I have a problem using the result pcvar[g] g e (0,1) in the plot cvar1. In the plot cvar I can use it. It must be somehow connected to clearing p in the definition of pcvar[g]. I am gratefull for any ...
10
votes
1answer
701 views

Creating a Mathieu stability diagram

I am attempting to re-create a Mathieu stability diagram like the one shown here: I expected that I could use MathieuC to generate this graph by assuming that ...
3
votes
0answers
249 views

Function with a sharp resonance which Mathematica fails to integrate. Why?

I'm a new user of Mathematica and I'm trying to use it to calculate the collisional cross-section as a function of energy for a given potential and decay rate. I know that the resulting function ...
-3
votes
1answer
116 views

How to show a general graphic (not a Plot) inside a Manipulate

I'm building a little interface, which consists only of a button, as you can see here: ...
5
votes
1answer
381 views

Apply color function to matrix plot

I want to apply the following color rules to a large table of numbers. I have extracted a part of the table to use as an example. I would like to assign 5 different colors to 5 different ranges of ...
1
vote
1answer
145 views

Expressing a joint distribution for use in ContourPlot

I have $$X_1=T + W$$ $$X_2=2 T + 3 W$$ where $$W \sim N(3,5) \,\text{;}\,\, T \sim N(1,2)$$ and $$P(X=X_1)=P(X=X_2)=\tfrac{1}{2}$$ which I have awkwardly expressed as ...
2
votes
0answers
63 views

What is “ (Dialog) Input [ ] := ” after evaluating a cell?

I have done a time-consuming run and calculation. After many hours ( about 7 hours!), the black color which shows that the cell is evaluating, turn into gray and a strange text appears like this : ...
1
vote
1answer
110 views

Scope of variables within a Manipulate expression [duplicate]

I have a problem in defining the local variables. I have this code: ...
0
votes
0answers
84 views

Plotting the solutions of a system of differential equations on a simplex

I want to solve and plot the solutions of the following system on the triangle simplex: x'[t] == x[t]*(2*x[t] - 2) y'[t] == y[t]*(2*x[t]) z'[t] == z[t]*(2*x[t]) ...
1
vote
1answer
71 views

alignment of plots [closed]

I want to align my plots like I did with Gird[]. But you cracks here are using these short forms all the time. So, is there a way to achive this result in a better ...
0
votes
1answer
97 views

ListPlot, PlotMarker -> y value [duplicate]

at first sorry if this question is already answered. I would like to display y value as plot marker in listplot ...
1
vote
1answer
152 views

How to set the color of plot legend independent of the plot itself

I have written the code below: ...
1
vote
0answers
34 views

Is there any simple way to zoom/magnify a selected portion of a plot (like gnuplot or xmgrace)? [duplicate]

Is there any simple way to zoom a particular portion of a plot (similar to what you can do with gnuplot or xmgrace using the magnifier and selecting a region)? Usually I do it by varying the ...
0
votes
0answers
57 views

Numeric function not fully evaluating

I'm running into an issue where it seems Mathematica is not fully evaluating the output of my function h[t_]. I included the definition of phi[t_] just to demonstrate that it is a numerically defined ...
1
vote
2answers
78 views

How to plot the product of the NDSolve result and any known function

How can I plot the product of the NDSolve result, e.g. x[t]/.solution and any known function, for instance, ...
1
vote
0answers
39 views

Plotting a StateResponse inside a loop for some reason gives an error [closed]

/edit Nevermind i figured it out, i now have: ...
1
vote
1answer
111 views

Revert y-axis in RegionPlot

I have the following code: ...
3
votes
2answers
167 views

Controlling spacing of histograms in Histogram3D

I have five histograms, hist1 = Histogram[data1, 20], to which I append {1, 2, 3, 4, 5} via ...
1
vote
2answers
154 views

X-Y scatterplot

Hi I have a simple question. How do I plot the following with Day 1 as my X axis and Day 2 as my Y axis? I need the 22 variances plotted according to the Day they were taken from (these were ...
3
votes
1answer
178 views

Little triangles appearing in a Mathematica region plot with “opacity” saved in a PDF file [duplicate]

I am trying to produce a region plot of many functions, but Mathematica keeps showing me the little triangles when I save it as pdf. I have seen other solutions which fix the problem with PlotStyle-> ...
1
vote
0answers
86 views

Inhomogeneous phase-portrait with StreamPlot [duplicate]

I have a problem with a must-be simple streamplot. The potential function governing the motion is U, and I have the following code in Mathematica: ...
7
votes
2answers
291 views

Nothing appears in simple plot

I'm trying to get the following simple code to work. (The code is just supposed to graph the norm of the second derivative of a vector function). ...
1
vote
0answers
61 views

Why does Network`GraphPlot`wrapper appear in my GraphPlot?

I'm making a GraphPlot of data similar to this: ...
7
votes
3answers
270 views

Different colors for nodes in tree plot

I have some list of numbers which I am plotting using TreePlot. This is the code: ...
5
votes
4answers
185 views

ContourPlot refuses to show in-figure PlotLegends after turn on ContourShading

I would like to do a contour plot with a label inside the figure. For example, the following works well. Note there is a small "example" at the right bottom figure. ...
8
votes
4answers
833 views

Filling a curve between a line and the x-axis

I'm trying to plot the function $f(x)=\dfrac{1}{x^2}$, filling the square area from (0,0) to (1,1) with purple and filling the area under the curve from 1 to 4 with red. However, Mathematica is not ...
3
votes
1answer
496 views

Why the complicated pattern in this 3D plot?

ListPointPlot3D[ Table[{n, s, (Prime[n]^s/(Prime[n]^s - 1))}, {n, 1, 2000}, {s, 2, 80}], PlotRange -> All] Is the pattern the result of the data, the ...
0
votes
0answers
212 views

A problem with functions and Infinite expression 1/0 encountering

Following code (function) makes integrals and then replace f[x] with Cos functions and calculate the definite parametric ...
0
votes
1answer
115 views

A problem with set values

The following code is just an example to clearly explain my problem. Assume that : ...
2
votes
1answer
174 views

Another one problem with legends on GraphicsGrid

I have used ListLinePlot to generate this grid of plots: and I want to add a legend in Row Layout below this grid. My code, has as follows: ...
2
votes
1answer
165 views

What are these strange shapes in my Plot3D[]? [closed]

Plotting a function, I noticed some strange spots away from the main feature, the dark purple here: You can see that they don't actually have any curvature themselves: Strangely, you don't see ...
0
votes
1answer
164 views

How to work with Interpolating Function?

I'm starting using Mathematica. I have two coupled differential equations and after using NDSolve the output is in the form of a Interpolating Function. I want to Plot the square modulus of one of the ...
2
votes
1answer
238 views

DynamicModule with Plots and EventHandler

I am making a little animation in Mathematica, along the lines of some of the Wolfram demo projects. I'd like to animate a simulated trajectory of a random process (say a Poisson process), and while ...
4
votes
1answer
132 views

How can I prevent a Plot expression from evaluating points forbidden by its RegionFunction?

I just ran into this and it had me scratching my head for a good while. Say I have a function which may produce error messages for certain inputs, like e.g. ...
0
votes
1answer
145 views

How to manually set z-axis values in a 3d plot?

I'm plotting an hemisphere with ...
1
vote
1answer
126 views

Behaviour of OutputResponse in ListLinePlot

Ok, I think this is not the best way to do this, so I'm open minded for every suggestion doing it in a better way. The Question is why does ListLinePlot not plot ...
0
votes
0answers
39 views

How to plot a “pressed” hemisphere [duplicate]

What I'd need is to draw an hemisphere of given radius but then it should have a reduced height. I don't mean a section of an hemisphere, I mean that the hemisphere should be pressed/flattened...so ...
2
votes
2answers
150 views

Getting messages Rest::norest and Divide::indet from ContourPlot3D

Note: The bug described in this post is found in Mathematica version 9 and seems to have been fixed in version 10. Ok I don't know if it's a bug or what, but here's what I found: If I use this ...
2
votes
1answer
135 views

Plotting Network with LayeredGraphPlot with specific order

I have a network and want to plot it. I use LayeredGraphPlot, and the network is described as: ...
6
votes
1answer
336 views

Export to PDF on OS X, font missing on Windows

Here is another problem with Mathematica plots and PDF. I have Mathematica 9.0.1 on Mac OS X. I want to export my plots to PDF to include them in a LaTeX document. If I export the plot with the ...
0
votes
1answer
212 views

predator prey model with prey refuge

I want to plot the phase diagram of prey predator versus prey refuge to see how the prey refuge influences the population of prey and predator.And this is the system $x'=\alpha ...