Questions on creating visualizations from functions or data using high-level constructors such as Plot, ListPlot, Histogram, etc.
0
votes
3answers
39 views
Evaluation in Manipulate
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
...
3
votes
1answer
52 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
48 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
97 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 ...
12
votes
2answers
132 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 ...
2
votes
1answer
76 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 ...
1
vote
2answers
77 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 ...
-5
votes
0answers
77 views
Extracting points data from a 3D curve surface?
I have a 3D data sets, and I have used it to create a 3D plot, but some of the data points are errors and need to be removed. How I can I remove the bad points from the plot?
...
8
votes
2answers
133 views
Adding custom GridLines to the “automatic” ones
I need to add custom (vertical) grid lines to a plot (to a DateListPlot, to be precise). I know there is the option of ...
-1
votes
2answers
78 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):
...
0
votes
0answers
55 views
Distribution above pointplot
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
117 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 ...
4
votes
2answers
72 views
Graphics3D: the box vertices do not coincide with triangle
I have drawn a triangle using Line graphics primitive and Graphics3D function:
...
0
votes
0answers
32 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.
0
votes
2answers
70 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
2answers
57 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
53 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
104 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
0answers
66 views
draw a graph of a polynomial function with variables in the denominator [closed]
I have an equation f(u,z1,z2)=0, which is a long and complicated polynomial function with u in denominator.
...
1
vote
4answers
244 views
How to plot filling under a curve?
I want to mark critical areas for statistical test on the plot. How can I do this? This:
...
1
vote
2answers
64 views
Scaling the x-axis in ListLogLogPlot[] or ListLogPlot[] in lieu of DataRange
I will present my existing workaround but I am wondering if there is a better solution that takes less time (my solution seems to ~double the time it takes to produce the desired plot). Using ...
0
votes
1answer
111 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
79 views
Reversing the ColorScheme used in an ArrayPlot and setting the font size in the color bar
I have a matrix of data that I am plotting via ArrayPlot.
...
2
votes
0answers
66 views
Exporting plots
I want to export a plot which includes curve fitted to a multiple data set.
shortly ( I use autolegend function Here )
...
1
vote
3answers
100 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 ...
7
votes
1answer
160 views
Simple problem with Manipulate and Plot
Would anyone have an idea why the following doesn't work:
rule = {z -> x^2 + 2 x + y};
Manipulate[
Plot[z /. rule, {x, 0, 10}],
{{y, 2, "y"}, 1, 5}
]
But ...
4
votes
2answers
163 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
49 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.
5
votes
1answer
147 views
How to draw some 2D curves in a 3D plot?
I want to plot several 2D curves (Sin[x] at y=0, Cos[x] at ...
5
votes
1answer
102 views
Why ImportString[ExportString[, “PDF”], “PDF”] sometimes gives an extra point
Consider this code:
...
0
votes
2answers
50 views
Changing FrameTicks of ListPlot
I am unable to change the frameticks for my list plot.
I am trying to plot a growth rate omega function which looks like this:
...
1
vote
0answers
47 views
Comparing data sets with fade transitions (Code speed-up)
I am using the utility below for data comparison. However, with my real (more complex) charts the processing is quite slow, so setting the Pause time under ...
0
votes
4answers
111 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?
...
2
votes
2answers
97 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:
...
3
votes
1answer
98 views
0
votes
1answer
137 views
How do I implement Dynamic Graphics? [closed]
I'm interested in learning to implement graphics like to those shown here
My pendulum c++ code (source & csv's located here) outputs the positions of each mass into separate csv files.
-== My ...
-1
votes
1answer
123 views
How to plot two functions together? [closed]
I have defined two function like f[Rp_] := Sin[0.5 ArcSin[Sqrt[(3 Rp^2)/((2 - Rp)^2 + 3 Rp^2)]]] and ...
1
vote
1answer
82 views
2
votes
1answer
76 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 ...
3
votes
2answers
111 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 ...
2
votes
2answers
190 views
Equivalent of MATLAB's “hold on” function
I'm making an animation where the number of iterations is known. I tried using Dynamic, as I prefer updating in real time over generating data before plotting.
I ...
1
vote
2answers
72 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:
...
1
vote
1answer
91 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
59 views
Font size in PlotLegends, using Table to generate the list in the legend
I am currently trying to get to graph with several functions as below. My problem is that I cannot change the font size in the legend (authomatically generated numbers by "Table" function). This code ...
1
vote
2answers
99 views
Count and plot the number of solutions in an interval
I have equations depending on one or more parameters and I want to find and plot the regions in the parameters space in which there are a specific number of solutions.
For definiteness let's ...
1
vote
1answer
67 views
0
votes
1answer
75 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 ...
1
vote
0answers
36 views
Scaled ColorData Function [duplicate]
I have a four-dimensional array c, in which the first dimension represents time and the other three dimensions represent (x,y,z) ...
1
vote
1answer
57 views
How can I assign specific colors and sizes to 2D coordinate arrays being plotted with ListLogPlot?
I'd like to plot two sets of coordinates in two different arrays using ListLogPlot, and be able to individually specify the sizes and colors of the datapoints for each array.
Things seem to work ...
5
votes
1answer
90 views
How can I change the size of the plot markers
I use ListPlot in order to plot four sets of data and also insert legends in my plot. Here is the Mathematica code
...
