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
60 views

Does a manipulation of a plot area produce new data?

You do a ListPlot. Plot[Sin[x^2], {x, 0, 1}] pdat1 = With[{fig = Plot[Sin[x^2], {x, 0, 1}]}, First@Cases[fig, Line[x_] :> x, Infinity]]; You ...
1
vote
2answers
1k views

Plot 3D set (or a domain of three-variable function)

is there any way to plot a "3D set" of points subject to certain rules? For example, my task is to find maximum of some function of three variables which have to meet some conditions. Of course I ...
1
vote
3answers
1k views

The plot of roots of polynomials

I have polynomial equation like Tribonacci Polynomials for example: $T_3(x)=x^4+x$. After finding the roots of this polynomial, I want to show these roots in the complex plane. I have tried lots of ...
8
votes
2answers
334 views

How to draw a contour diagram in Mathematica?

This answer at Math.SE contains a neat contour diagram created using Mathematica: What Mathematica functions I can use to draw diagrams like this?
1
vote
1answer
524 views

Weird vertical line when trying to plot a histogram [duplicate]

I'm trying to plot a histogram of a few data points and overlay a plot on it (it's a fit of a geometric distribution to my data). The weird thing is that a vertical line appears always next to the ...
5
votes
3answers
588 views

Problem with extracting specific contour from a ContourPlot

I am trying to exctract contours of specific value (2.6*10^-6) out of a ContourPlot and measure their area. Below you can see the code. It is noticable that not all of the relevant contours showed in ...
15
votes
2answers
4k views

Creating a simulation of our Solar System

As the title says, my objective is to create a simulation of the motion of the planets in our Solar System using Mathematica. All the theoretical background regarding the equations of motion of ...
4
votes
1answer
305 views

Problem with the Plot of Functions and PlotLegends

For some odd reason the PlotLegends output is not as expected. ...
3
votes
0answers
105 views

Does resizing plots produce new data? [duplicate]

What I do: ListPlot, Select the plot area, A tooltip says: Double-click to edit, Double-click the line or a point on the line, Take a handle to resize the red ...
0
votes
3answers
158 views

Evaluation in Manipulate [duplicate]

I have an expression assigned to a variable. For example: exp1 = a*x+b Now I would like to plot it using something like this ...
7
votes
1answer
562 views

Visualizing vector-spherical waves

This is a follow-up question to this one on visualizing vector-spherical harmonics. This time, I would like to visualize the vector spherical waves (including the radial dependence). The functions ...
1
vote
0answers
197 views

How can I convert a plot to pdf or eps without errors?

Mathematica 9.0.1, Linux. I try to save a plot as a pdf. I tried four different options. In each case some errors appeared as blank space ( http://yadi.sk/d/h1koyDci4z3rc ). I also tried to save ...
0
votes
1answer
540 views

What is wrong with this Cobweb plot [closed]

Something is wrong with my cobweb plot code but I couldn't figure out where do the mistakes come from. So basically we have the iterative map $x_n == x_{n-1}^{2} - 3 \mu$. I would like to draw a ...
13
votes
2answers
514 views

Sharp background image in plot

How do I get rid of blurry transitions between pixels of the background image below. It's the fault of Texture[], previously discussed in this answer. I haven't ...
1
vote
2answers
440 views

How to create a 3D curved surface, given some discrete points in space?

I have some 3D point data and I want to create a curved surface with these points, and export the curved surface data (point coordinates) according to points density on the curved surface. How can I ...
-1
votes
2answers
224 views

Discrete 3D Plot with date on one axis

1) How do I plot the following data in 3D (large data, only a part of it is used here): ...
13
votes
3answers
6k views

Plot data from txt file?

I have data in file.txt which can be expressed by 20000x11 matrix. I do not want to import all of these data. How can I plot graph of the column 1 & column 4?
1
vote
0answers
88 views

Distribution above pointplot [duplicate]

This is my first question here, so I'm sorry if I do something wrong. Also I'm fairly new to Mathematica (using 8). I've used it about 2 months. Only 2 weeks intensive. The rest was about ...
0
votes
1answer
205 views

Strange 3D plot behavior

Two Part Question Part 1: As you can see from the data and plot below, the plot does not accurately display the data sets but adds lines beyond and in different dimensions. Both u and v datasets are ...
1
vote
1answer
130 views

Constrain plot points to below a certain line

I have a set of curves that take on large values when approaching 1. I'm trying to create a straight line with certain slope and then truncate the plot for any curve that goes above that line for any ...
4
votes
2answers
181 views

Graphics3D: the box vertices do not coincide with triangle

I have drawn a triangle using Line graphics primitive and Graphics3D function: ...
1
vote
1answer
2k views

Plot cubic root which includes the negative graph [duplicate]

Possible Duplicate: Finding real roots of negative numbers (for example, $\sqrt\[3\]{-8}$) Yes, I know there are other Threads which have similar questions and yes I read them but I am just ...
0
votes
2answers
3k views

Visualize Plot of a function of 3 Variables using color and contours

I would like to plot a function of three variables, say for example: $$f(x,y,z) = x^2+y^3+z^4$$ over $[-1, +1]$. I want my plot to use colors and maybe contours to make this visualization possible ...
0
votes
0answers
36 views

How to tell Mathematica to use Real Only Mode [duplicate]

How do I tell Mathematica to use real only mode. For example if I want to graph $(x-1)^{1/3}$ for $-3<x<3$, I need to use Real Only mode to get the right graph.
1
vote
2answers
1k views

Plotting points and functions in one graphic

I have this plot: Plot[{0 x, -x, x, -Sqrt[2 - x^2], Sqrt[2 - x^2]}, {x, -3, 3}, PlotStyle -> {Purple}] Now I want to do the following. I want to plot the ...
0
votes
2answers
185 views

List Plot 3D the same colour scale

I have a transient problem of pressure disipation. I want to plot severals 3D plot but I have a problem with colours. Case: One of my ListPlot3D presents pressure ...
1
vote
1answer
371 views

Concerning ShowLegend in Mathematica

I found a code for Mie Scattering from 2007, written for Mathematica. I have edited it quite a bit, since there are package definitions that we don't need, etc. But I am having difficulties ...
0
votes
1answer
263 views

DAE - varying initial conditions

I want to solve a DAE-system and I want to vary more than one initial conditions and to manipulate them. I looked here: Putting NDSolve into ParametricPlot But it does not work: ...
1
vote
2answers
610 views
2
votes
0answers
168 views

Exporting plots

I want to export a plot which includes curve fitted to a multiple data set. shortly ( I use autolegend function Here ) ...
5
votes
1answer
238 views

How do I place a graphical marker (box, circle, …) in a MatrixPlot?

I'm trying to locate minima / maxima in matrices on a heat map. So I have my 2D matrix and did a MatrixPlot, and I can find the position of the smallest value. ...
18
votes
3answers
2k views

Visualizing a Complex Vector Field near Poles

I've been playing around with a visualization technique for complex functions where one views the function $f: \mathbb{C} \rightarrow \mathbb{C}$ as the vector field $f: \mathbb{R^2} \rightarrow ...
5
votes
1answer
2k views

How to draw some 2D curves in a 3D plot? [duplicate]

I want to plot several 2D curves (Sin[x] at y=0, Cos[x] at ...
4
votes
2answers
739 views

rotating 3d text

Is it possible to create a 3d rotating text like this: animation here. Here is my try so far: ...
0
votes
0answers
61 views

LogLinearPlot analog for Plot3D? [duplicate]

Is it possible to make 3D plot in logarithmic coordinates? I need analog LogLinearPlot to plot 3D figure in logarithmic x, or y, or both coordinates.
0
votes
1answer
167 views

Labelling Curves Using ListLogLinearPlot within DynamicModule (So Close)

I currently have a large number of time-series datasets in the form where the name and time-series transposed data, so I have a list of lists of names for datasets and their time-dependant data. The ...
0
votes
4answers
863 views

How can I make a Plot over a discrete set of domain points?

I want to plot the function $y=2^x$ at the $x$-values given by Table[Prime[n], {n,20}] How should I write the plot function? Like so? ...
3
votes
3answers
262 views

Selective inclusion of elements in BarChart Legend

Further to my previous question, is there a concise way - amenable to automated setting in a package so that it can be accessed globally - to eliminate some legend item that would otherwise show? For ...
2
votes
2answers
260 views

Why do Plot and ListPlot use the last PlotStyle when only one thing is plotted?

When a list of PlotStyles is given, ListPlot behaves as expected when there are multiple things to plot: ...
5
votes
4answers
201 views
3
votes
1answer
354 views
2
votes
1answer
322 views

Using mesh for a single function inside Plot

Plot[{Sin[x], Cos[x]}, {x, 0, 10}, Mesh -> {{0, \[Pi]}}, MeshShading -> {Black, Red}] In the above, how can I specify that I want the mesh for just, ...
1
vote
1answer
231 views

Mismatch between Axes -> True and Frame ->True

Using Axes -> True of the following........ ...
5
votes
2answers
327 views

Why do I get empty graph when adding 'Abs' function?

Can someone be so nice to provide some help for this particular situation? I try to plot a graph of a derivative which contains modulus. Without it the graph is drawn correctly: But when I wrap the ...
3
votes
1answer
226 views

What causes strange line artifacts to appear in plots with certain PlotRanges?

I have seen this strange plotting artifact occur before and I was able to make it go away by changing the PlotRange. However, this time I need the prescribed PlotRange to be what I define and I get a ...
10
votes
2answers
725 views

Graphically representing error in a Riemann Sum

I am trying to graphically represent the error in a Riemann sum. My current code looks like: ...
1
vote
1answer
564 views

Dynamically labeling a family of curves [duplicate]

I have created some simple code which generates a plot. This plot contains a family of curves created by changing a single parameter "k". I use the Table function within the Show function to iterate ...
1
vote
2answers
94 views

Why will my plot not generate my entire plot?

I am trying to plot a sum of multiple HeavisidePi functions. A typical example would be something like this: ...