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

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2
votes
1answer
130 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
65 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 ...
12
votes
1answer
961 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
285 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
133 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
500 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
181 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 ...
1
vote
1answer
125 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
106 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]) ...
0
votes
1answer
125 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
173 views

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

I have written the code below: ...
1
vote
0answers
37 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 ...
4
votes
1answer
93 views

Does the VerticalCallout algorithm in PieChart3D work correctly?

In real world usage you often want to use real world labels with long strings (say 15-20 characters) in 3D pie charts. Here is a toy example : ...
3
votes
0answers
87 views

Does the VerticalCallout algorithm in PieChart work correctly?

This manufactured example is typical of many real world cases where we have thin slices of the pie: ...
1
vote
2answers
91 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, ...
0
votes
2answers
270 views

How can I get a PieChart to be colored as I wish?

How to use the value of a funtion[label] to assign color to a piece of the pie? (edited after answer of kguler ) My dude is how to control the colors in ranges of a function of [labels] In this way ...
1
vote
1answer
128 views

Revert y-axis in RegionPlot

I have the following code: ...
3
votes
2answers
199 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
159 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 ...
4
votes
1answer
216 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
88 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
484 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
80 views

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

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

Different colors for nodes in tree plot

I have some list of numbers which I am plotting using TreePlot. This is the code: ...
0
votes
0answers
54 views

Export Messing Up Alignment of Bar Chart

Here is my code: ...
5
votes
4answers
198 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
1k 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 ...
2
votes
2answers
337 views

region plot in a 2-simplex

I want to plot a 2-dimensional region with constraint $x+y\le N$, i.e., I want to plot a sub-region inside a 2-simplex. As an example: ...
3
votes
1answer
504 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
315 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
127 views

A problem with set values

The following code is just an example to clearly explain my problem. Assume that : ...
2
votes
1answer
294 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: ...
4
votes
1answer
181 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
252 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
251 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 ...
5
votes
1answer
149 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. ...
1
vote
1answer
232 views

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

I'm plotting an hemisphere with ...
1
vote
1answer
135 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 ...
2
votes
2answers
168 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
179 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: ...
7
votes
1answer
428 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 ...
1
vote
1answer
256 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 ...
2
votes
1answer
172 views

Showing ListLogPlot and redrawing FrameTicks

I want to combine two ListLogPlot plots. For example ...
3
votes
2answers
146 views

Interpolation impossible for ListPlot with Missing?

I have a list of data to plot. I would like to plot them with lines but delete some data before plotting and leave the lines disconnected where data is deleted. For example, ...
1
vote
1answer
246 views

Marking the points of x-intercept on a plot

OK, I have a nice plot of some oscillating motion. I can read some stuff off the graph, but I thought it would be cool to show a dot where the curve hits the x-axis and a little label showing the ...
2
votes
2answers
352 views

Parametric 3D plot with parameters satisfying an implicit equation

I am trying to plot a function $ {\bf x}(t) = r(t)\hat{v} + {\bf b}(t) $, with unit vector $ \hat{v} $ and vector $ {\bf b}(t) $ given in spherical coordinates. For simplicity, assume that $ \hat{v} = ...
3
votes
1answer
109 views

Make a “ditch” function for electric field purpose

I'm trying to make a function to simulate a finite bar and get the electric field, i did it by put 22 funnels together but is too slow and is not very accurate; does anyone have any function to ...
5
votes
2answers
1k views

How to export 3D plot, without losing the specified view of rotation?

Sorry I am not sure if I got anything wrong with this version of Mathematica and Mac OS X i am running. But every time I export a 3D graph, to png or tiff, I lost the view angle, view vector viewpoint ...
3
votes
1answer
313 views

Plot 3D boolean Array or matrix in Mathematica

I have been attempting several methods to plot a 3D diagram of a n by n boolean array in Mathematica but none of them produced satisfactory result. I want the $3D$ plot to have a cube when ...
10
votes
3answers
524 views

1D quasicrystal: points on a line nearest to points on a lattice

I have a simple lattice / line manipulation: ...