Questions on creating visualizations from functions or data using high-level constructors such as Plot, ListPlot, Histogram, etc.
4
votes
2answers
157 views
How can I superimpose a set of points on a ContourPlot?
I am familiar with Mathematica to a certain extent, but its subtleties still elude me.
Currently I am trying to solve the following problem:
The function $f(x,y)$ is continuous. I know how to create ...
4
votes
4answers
170 views
How can I fill a curve in ParametricPlot3D?
I'd like to fill a curve in a ParametricPlot3D in the same way as I might with ListPointPlot3D; i.e.,
...
1
vote
3answers
140 views
Fitting data without an equation
Let's say I have some data generated by anything. For practical sake, let's say I was able to generate a sequence of numbers through a recursion and I listed them out through a table of numbers.
...
3
votes
2answers
157 views
How to plot a parametric region representing a coordinate transformation
The Wikipedia page on Rindler coordinates shows a nice example of how a coordinate transformation can be represented in a plot.
They start with two coordinates $T,X$ with $0 \,<\, X \,<\, ...
5
votes
1answer
144 views
Normal Plot (visual test for normality)
I wish to construct a Normal Plot to visually test for normality of data. My data is:
{188,199,171,200,219,172,235,194,234,206}
And needs to be plotted to look something like this:
Whereby ...
0
votes
1answer
90 views
Is it possible to modify the tick marks in BarChart plot?
I need to specify the length of the tick marks on the x axis in a BarChart plot:
...
3
votes
2answers
120 views
Click on a curve to start Manipulating another function
I'm able to plot two lists with a tooltip on the curves to display the name of the curve:
...
1
vote
1answer
97 views
Can anyone identify these plots? [duplicate]
I need to produce some plots that look like these but I'm not sure what they are called in mathematica, can anyone identify them ?
Update: I want to plot triples of the form (xvalue, yvalue, ...
2
votes
2answers
153 views
Why are these flow lines cut short?
I want to plot some flow lines for a certain vector field, but Mathematica doesn't seem to plot the entire flow line, only a small piece of it. How can I fix this?
...
10
votes
3answers
235 views
How to remove unwanted regions in a three-dimensional surface
As the title indicates, I want to delete some unwanted regions in a three-dimensional surface created using ContourPlot3D. Here is the corresponding code
...
3
votes
2answers
182 views
Combining two plots which are in two regions
I want to combine two plots which are in two regions.
For an example, I want to plot following two figures in the same plot.
...
2
votes
3answers
185 views
Phase space vector field [duplicate]
I have a system of non linear equations and from NDSolve I get the solution. I plot the phase space with ...
1
vote
4answers
158 views
ListPointPlot3D seen from above
I have a couple of {x,y,z} points
a = {{0, 1, 0.}, {50, 1, 0.018931}, {100, 1, 0.02}, {0, 2, 0.}, {50, 2, 0.131}, {100, 2, 0.2}};
and I'm visualizing them with
...
-5
votes
1answer
199 views
plotting an equation with double summations
Thank you so much for the helpful comments. Now able to manage to plot all the functions.
...
1
vote
1answer
241 views
How can I draw the transition diagram of a Markov chain?
I apologize for my heaviness as I am a Mathematica novice. Is there a kind soul who can tell me how to draw diagrams like those shown on page 158, 160 and 161 of this document.Chaine de Markov
I ...
1
vote
1answer
102 views
Define a color function using Piecewise
How can I define a ColorFunction for my ContourPlot using Piecewise? For example after ...
2
votes
3answers
132 views
LinePlot in For loop
I have the following Mathematica code to approximate Pi as inspired by the Matlab code in George Zhao Ideas
...
2
votes
4answers
179 views
Plotting a large number of data points
I would like to know how to plot when I have a large number of points (arround 600) in a specific format:
...
0
votes
1answer
46 views
Problem with displayed coordinates in LogLinearPlot
I have a very weird problem that I don't usually get. I try to plot a set of equations using LogLinearPlot and the Get coordinates right-click menuitem is working ...
0
votes
1answer
162 views
Make a scatter plot from two lists
I have two lists of values
xx = {0.1, 0.3, 0.35, 0.57, 0.88, 1.0}
yy = {1.2, 3.5, 4.5, 7.8, 9.0, 12.2}
I want to make a scatter plot (list plot) with xx as x ...
2
votes
1answer
102 views
Join a piecewise plot
I wrote some code to get a piecewise plot which is displayed correctly. Now I'd like to join the various parts of the plot, using some kind of interpolation, to get a continuous chart even though it's ...
4
votes
1answer
82 views
ContourPlot from Vector Data
I have data in the form of x, y, vx, vy where vx and vy are components of the velocity vector at point x,y.
I want to plot a contourplot of this. How can I do that since contourplot asks for three ...
1
vote
3answers
161 views
How to revolve a surface about a line other than the $x,y,z$ axes? [duplicate]
I just started working with Mathematica 8 and I'm having trouble revolving a function the way I want.
I have to revolve the function $x^2/4 +2$ and $y= 0$ around $y=6$ to form an ashtray, but I ...
1
vote
0answers
51 views
Using PolarAxes in ListPolarPlot leads produces Infinity::indet errors [closed]
The examples from the documentation for PolarAxes works just fine:
...
0
votes
0answers
115 views
Inspecting a function around a singularity [closed]
I am plotting a function which is defined as the ratio between an interpolating function (the solution of some integral equation) and $x^2$, so something like $g(x)=f(x)/x^2$. From the plot of $f(x)$, ...
13
votes
6answers
344 views
X-Y scatter plot with coloring dependent on Z value
I have an array of $(x,y,z)$ triples (array dimensions: N x 3), from which I can make a 2D scatterplot of $(x,y)$ values:
...
1
vote
0answers
114 views
Exporting images leaves syntax artifacts [closed]
I'm exporting Images (using .Net MathLink) and finding syntax artifacts in:
Images:
RTF:
PDF:
I've tried a couple of things such as ...
3
votes
1answer
71 views
Controlling ColorFunctionScaling
Is there a way to control the scaling of ColorFunction beside just to turn it off and on with ColorFunctionScaling?
Two ...
20
votes
7answers
571 views
Graphical representation of a moving sound source
Some explanation since I have got a specific and another more open-ended question:
I used two microphones in a 90° arrangement (see picture below) to capture sound from a source moving around the room ...
7
votes
2answers
121 views
Tick marks shrinking with ImageResolution [duplicate]
High resolution PNG export is handy for print quality plots, however tick marks are not scaling properly. Does anyone know a solution or a work-around, preferably for M7 (on Win7)?
...
7
votes
1answer
96 views
How to plot inequalities taking into account that points must be integers and not reals?
I have solved with Mathematica 9 the following integer inequalities using Reduce:
...
0
votes
1answer
123 views
5
votes
2answers
275 views
Axes Origin & Labels in 3D Plot
I'm looking for a way to have the axes at the origin in a 3D plot and to label the (x,y,z) axes in the usual way---with x near the end of the drawn portion of the x axis, y near the end of the drawn ...
2
votes
1answer
81 views
2
votes
2answers
150 views
4
votes
1answer
133 views
How to zoom and pan a ListLinePlot?
I'm using ListLinePlot inside a Manipulate function to display some data.
I've seen that Mathematica allows zooming and panning ...
4
votes
2answers
185 views
Plotting a vector field
Can I somehow plot a vector field and the scattered data point associated with each and every vector? Also, is there any way to prevent Mathematica from interpolting the vector field?
I am trying to ...
2
votes
1answer
110 views
ParametricPlot3D doesn't appear
Here I have one simple system solvable with NDSolve. I don't know why ParametricPlot3D doesn't present trajectory in space. I have solutions for x[t], y[t] and z[t]
...
2
votes
0answers
33 views
Plot3D has a break in the center of the plot [duplicate]
I am trying to plot a relationship using Plot3D and for a reason I cannot figure out the function is not evaluated in the middle of my range. If I take a 2D slice ...
13
votes
1answer
133 views
Changing line thickness without changing line length
Is there any way to change the thickness of line without changing the width?
For instance, the following example shows that as thickness increases, the white gap decreases. Is there any way to ...
4
votes
1answer
74 views
How can I highlight the vanishing-partials in an interactive 3D plot?
I am using Manipulate and Plot3D to plot a function with two real variables and two extra parameters.
...
4
votes
2answers
510 views
How to use a 3×3 covariance matrix to plot an error ellipsoid?
I have a 3×3 error covariance in Mathematica, but I don't know how to use it for plotting the error ellipsoid. It would be great if you can show me how I can do that for the below covariance matrix:
...
3
votes
1answer
169 views
Exporting a Video of a Simulation of Pendulum Motion
In a series of previous questions, I asked how to solve a series of differential equations describing a series of coupled pendulums, and then how to plot this data by coloring the different pendulums. ...
4
votes
1answer
147 views
Show doesn't show all the plots
I try to combine three list plots with the Show command. Here is the first one:
...
4
votes
2answers
254 views
Increasing the thickness of line in plot legend
I've been using the shiny new legends in V9 for my plots. However, I usually increase the Frame/Axis ...
3
votes
1answer
135 views
BarChart and Log Scale results in different bar origins
I want to create a bar chart from two different data sets.
...
5
votes
3answers
256 views
Using PlotLegends
Please don't answer this with "Just trash PlotLegends" or anything like that as I have tried homebrew solutions. I keep running into problems which I can't debug as ...
0
votes
0answers
24 views
ListContourPlot of a non-convex region [duplicate]
I have a set of points that constitute a partial convex region. ListContourPlot assumes the region is convex.
For example:
...
1
vote
1answer
102 views
Need assistance with plotting Cell Center Points and Normals (ListPlot, ListVectorPlot)
This is the CellCenter datapoints and associated Normals data: http://wikisend.com/download/458974/CellCenters-and-Normals.dat
The dat file contains data points for x,y coordinates and x,y ...
8
votes
2answers
216 views
Making Axes logarithmic in 3d plots
I've been trying to get loglog plots in 3D, but to no avail. My initial approach was to take the logarithm inside the plot i.e
...
