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

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1answer
1k views

Adding tangent (velocity) vectors to a plot of a space curve [duplicate]

I am just getting started with Mathematica and need help plotting tangential vectors to a 3D parametric function. I know how to do this in 2D but am unsure how to do it in 3D. Maybe I am using the ...
12
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1answer
266 views

Why is my rasterized graphic blank?

Bug introduced in 7.0 or earlier, and persisting through 10.1 or later (OSX 10.10.2) Consider the following code: ...
7
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1answer
939 views

How can I get better control over StreamPlot?

I'm having some difficulties with the command StreamPlot in Mathematica 7.0. Here's the basic plots I'm doing : ...
5
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1answer
175 views

How can I get vectorized text when exporting to pdf?

Consider this code: ...
6
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2answers
307 views

How to display the support supp(f) of a piecewise function z = f(x,y)?

I'm wondering how to display the support $\mathrm{supp}(f)$ of a piecewise surface $z = f(x,y)$. As an example, let's consider the following piecewise function (and plot it): ...
2
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1answer
238 views

RegionPlot3D Error

I have the following command: RegionPlot3D[ Log[p1/(1 + p2)] > 0, {p1, 0, 0.5}, {p2, 0.5, 1}, {C, 0, 1}] and my Mathematica 9 gave me the following error ...
1
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0answers
179 views

problem with exporting transparent object to pdf in version 9

Here is the code: Export["~/Downloads/1234.pdf", Graphics3D[{Lighter[Black], Opacity[0.5], Polygon@Table[{Cos[x], Sin[x], 0}, {x, 0, 2 \[Pi], 0.01}]}]] in ...
6
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6answers
552 views

Sort list by day names (Monday, Tuesday, etc)

I have some dates in a list, and I want to plot how many of those dates are Monday, Tuesday, etc. I'm using this: data = {...} Tally[DayOfWeek /@ data] and I ...
3
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2answers
384 views

Transcendental equation inside another equation when 3D plotting

I have been trying to solve this plotting problem myself, and I have received a lot of very useful advice from here on Stack Exchange - but I am now at a complete loss as to how to achieve the plot I ...
1
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1answer
576 views

Plotting a network or a graph with given coordinates for vertices

I'm new to Mathematica yet have coded a lot in MATLAB. Currently I'm working on a network simulation. My model is implemented in MATLAB, but I need to port it to Mathematica. Here is my question: ...
4
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1answer
320 views

ListDensityPlot performance when scaling axes

I need to visualize 3D data having 200*200 data points. ListDensityPlot is a good candidate, but it seems to have strange performance issues. I created a small ...
6
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2answers
578 views

Plot3D constrained to a non-rectangular region

I would like to make a nice 3D graphic of a parabolic bowl, with a cylindrical rim. If I do the following: Plot3D[x^2 + y^2, {x, -3, 3}, {y, -3, 3}] I get a ...
0
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1answer
199 views

Module Returns Two Values for Plot; I need to Color them

This is probably a very stupid question, but I've been fighting with it for quite awhile now. So suppose you have a module: ...
1
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1answer
907 views

PlotStyle in ListPlot: change color scheme, manually choose color of first plot

Say i have this data: data1 = Map[Cos, Range[0, 20]]; data2 = Map[Sin, Range[0, 20]]; And i want to plot data1 in gray and a ...
1
vote
1answer
153 views

Plotting a pattern made of repeating unit blocks but of changing width

I am plotting a pattern as illustrated in link shown below. I want to create an image of fixed size. The whole image should be filled by repeating unit blocks which consist of black and green ...
4
votes
1answer
671 views

How to draw a Circle in a graph with Log Y Scale

I've programmed drawing tools for graph images and am experiencing a problem with the coordinates of an Ellipse on a graph with a Log Y axis. It's quite easy to work out the Y Axis coordinates for ...
19
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4answers
2k views

Visualization of Bivariate Distributions

I know it is perfectly possible to show the bivariate probability distributions in MMA. But my question is can we show each dimension of distribution in 2D dimension while we are showing the 3D plot? ...
1
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1answer
786 views

Fixed color scale in multiple density plots with Fixed PlotLegends scale

From the great answer of Mr. Wizard, I would like to learn how to implement the associated PlotLegends scaled too. Here is the simplest example with PlotLegends, which does not look to be scaled: ...
5
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2answers
586 views

How to graph a series of coupled oscillators and watch the wave move along them

Here are the differential equations that set's up the 11 coupled oscillators. ...
5
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2answers
1k views

How to label axes in 3D plot adequately?

The following code produces plot with axes labels, which are jumping constantly. ...
1
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0answers
43 views

3D plot changes it's size while rotating [duplicate]

When I am rotating drawn 3D plot by mouse it rotates Ok until mouse release. After that it slightly changes it's size instantly. Probably it tries to accommodate document layout or something. Is it ...
4
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1answer
766 views

White spots in ListDensityPlot

I have a problem with ListDensityPlot. I have some data on an irregular grid. I try to plot them with ...
12
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4answers
923 views

Aligning axes labels on multiple plots

I'm trying to create some "publication quality" figures, but Mathematica is fighting me all the way. So my question is: Should I switch to Origin? Please help! Well, all joking aside: I'm trying to ...
35
votes
3answers
958 views

Why are my plots displaying behind the axes?

I need to create graphs with light gray axes and black lines. All of my plots display behind the axes. How can I make the plots display over the axes? ...
0
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0answers
213 views

Change the order of magnitude on the y axis Ticks with ListPlot

I have some data plotted with ListPlot. The values on the y axis range from -411230.40068*10^9 to -411230.20005*10^9. Mathematica, when plotting the data, shows me on the y axis only the value ...
3
votes
2answers
369 views

Plotting the deformed shape of a rectangle

I want to plot a rectangle using graphics : rc = Graphics[{Blue, Rectangle[{0, 0}, {1, 1}]}]; and add a deformation function to it: $$\chi(\mathbf ...
6
votes
2answers
526 views

Finessing labels in BarChart

BarChart is aggravating. Why don't the following correctly display both percentages and labels? (1) ...
11
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4answers
2k views

Plotting ErrorBars with a different style

I would like to plot the error bars of ErrorListPlot with a different style than the points. I know of ErrorBarFunction, but ...
0
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0answers
52 views

Is there a way to add arrows along a parametric curve inside a manipulate function? [duplicate]

I cannot find a good way to add arrows along a parametric curve that I used NDSolve to get. I have written everything inside ...
7
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3answers
662 views

How do I find the intersection of a closed 3D curve given by numerical data with a specified plane?

I have a list of 3D data points which form a closed curve. My own data can't be easily generated analytically, but the qualitative behaviour is well represented by a parametric curve families such as ...
6
votes
2answers
628 views

Animated Vector plot

I'm trying to make an animation of a time-varying 2D vector field. However, I'm got a difficulty in that Mathematica normalises the length of the vectors with each call to ...
2
votes
4answers
236 views

How to improve the quality of the ListPlot output

I need to plot massive data stored in external ASCII files. Below is the Mathematica code I use for this job: ...
1
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2answers
294 views

Finding normals to a curve through a given point

I want to find x on curve $y(x)$, where curve $y(x)$ is perpendicular to point $(x_0,y_0)$. for this I minimize the distance between points $(x,y(x))$ and $(x_0,y_0)$, here's an example for point ...
17
votes
4answers
2k views

Plotting a contour on a torus

There are two ways to consider a two-dimensional torus. One way is to take a parallelogram (let's say the square $[0, 1]^2$) and topologically glue the opposite edges. Another way is to look at the ...
5
votes
2answers
548 views

Transcendental equation with ContourPlot3D

I am still a newbie to Mathematica, so I am still getting used to the syntax and logic of the program - but I've been trying to do the following 3D plot: ...
0
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1answer
112 views

Counting Stochastic Processes and displaying relative value

Counting Stochastic Processes and displaying relative value I have two watermarks and multiple stochastic processes given. I want both to display and count the stochastic processes which are below ...
0
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1answer
474 views

Manipulating and plotting two interdependent functions: [closed]

I want to plot two functions. Function G8 and G9. Both should be manipulable. Function G9 should dependent on Function G8. Function G8 has a bigger starting value. If function G8 increases by δ ...
2
votes
0answers
195 views

Plotting equipotentials gone wrong [duplicate]

I'm plotting the equipotential of the potential function: $$\phi(x,y,z):=\frac{1+x^{2}+y^{2}+z^{2}}{[\left(1+x^{2}+y^{2}+z^{2}\right)^{2}-4z^{2}]^{1/2}}$$ Mathematica code: ...
0
votes
1answer
348 views

Plotting the simulation of Brownian Motions with multiple thresholds

I have the following problem: I have a watermark in this model where not only the mean of all stochastic processes is calculated, but also the mean of those processes which remain beyond a given ...
0
votes
1answer
183 views

Mathematica issue with Plot, D and SetDelayed [duplicate]

I've tried to run the following code: f[x_] := 2 ArcTan[x] + ArcSin[2 x/(1 + x^2)]; Plot[D[f[x], x], {x, -4, 4}] Same with ...
1
vote
3answers
628 views

plot a tube via a 4D plot [duplicate]

I have a function f[x_, y_, z_] := Exp[-x^2]*Exp[-z^2] which traces out a tube along $y$. Is there a way to plot this 4D function, where the plot color is the ...
1
vote
1answer
448 views

plotting output from FindRoot

I am an R user and am totally new to Mathematica. I am trying to find the roots of a system of two equations over a series of paramter values and plot the results. I can do the computation but would ...
6
votes
2answers
1k views

How can I compute and plot the 95% confidence bands for a fitted logistic regression model?

I have a set of binary data that I' d like to fit a logistic regression model to and show the 95% confidence band around the fitted function. I can produce the regression model but how do I compute ...
0
votes
1answer
111 views

Displaying Values of Fuction at end of Period by Grid

My intention is to place the values of two function into a small box within my chart. To be more precise I have two vectors. A meanvector which shows the average value of all simulated stochastic ...
0
votes
1answer
438 views

Bar Chart Labels Mystery

I have some data which I want to plot in a simple bar chart: ...
1
vote
2answers
326 views

Scatterplots for subsets of multivariate data [Updated]

Update/Re-write There has been a lot of ambiguity over what i'm am trying to do with this question so I have decided to give it a full rewrite. I'm really sorry for the confusion. If you want to see ...
4
votes
2answers
277 views

Disk is displayed distorted in plot

What is the problem with my plot? I want to get a disk shape. ...
1
vote
3answers
254 views

point-wise transform of `Plot`

Suppose I have the following plot: Plot[(1 - p2)^2/(p2^2 + (1 - p2)^2), {p2, 0, 1}, AxesLabel -> {"p2", "p1"}] Now I want to do a point-wise transform to ...
0
votes
1answer
168 views

Stopping- threshold and stopping- time of stochastic processes.

Rod Lm helped me to generate the following code, which I want to extend a little bit. So my intention is to use the threshold (the green line) as boundary in the following way: as soon as the process ...
4
votes
2answers
1k views

Plotting a Complex Valued Function

Suppose that a complex valued function f[z]=f[x+i y]=u[x,y]+i v[x,y]. I want to plot3d its real part by coloring it with respect to its imaginary part. For ...