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

learn more… | top users | synonyms (4)

16
votes
5answers
684 views

Fitting points to tilted, off-center ellipse

I have 24 x-y points that are supposed to form an ellipse. ...
0
votes
2answers
65 views

Edit plot after creation [duplicate]

I try to find a way to manipulate a plot I created before. (for full code take the fuction x[t_]:=Sin[2t] ) Let's say I have a plot: ...
1
vote
1answer
166 views

How can we ensure the result of Mathematica is exactly correct?

This is an example, I plot a function and find it has a defect when x approximates 400. Plot[Cos[.3 x] Exp[-0.01 x], {x, 0, 1000}, PlotRange -> All] Another ...
1
vote
1answer
277 views

Plot has red 'film', no error message

I am encountering really strange behavior: I wrote a function that plots values some data. After executing the code the resulting plot has the red 'error' colour, but only momentarily (maybe 0.1 sec). ...
3
votes
1answer
134 views

Improving ListContourPlot mesh triangulation

I have a irregularly placed measurement data. I bring here a small example. I am sorry for that. mdata = {{20., 1.6, 0.218084}, {4.02807, 1.71068, 0.227565}, {19., 1.6, 0.240074}, {18.8333, ...
3
votes
2answers
135 views

Plotting: DensityPlot produces artifacts

I am trying to plot the electric potentials of bouncing balls using the following code: ...
5
votes
1answer
111 views

Smarter way of manipulating plot style?

Say, I have a colorlist listColor={Black,Brown,Red,Cyan} Now, I have some Plot function that I can use this list: ...
1
vote
1answer
36 views

How to add more than one label to Histogram automatically

I have a huge data and I want to add two labels to the Histogram. the problem here is that the labels are calculated and added automatically to the histogram. for example if I have the following ...
2
votes
1answer
146 views

How to make custom discrete color data function

Attempting to make custom discrete color data function: my custom color: is it possible to use my custom color ...
0
votes
3answers
96 views

Displaying the roots of a complex function using ListCurvePathPlot

I have the following algorithm: ...
-5
votes
1answer
90 views

Mathemathica: How to plot diagram? [duplicate]

i want to plot a diagram by this command using mathemathica. but it plotted as a beeline while it must be have a bit aberration.what is my fault in plotting? i want to display my diagram such as ...
0
votes
1answer
122 views

How to represent the lines that are formed by the intersection of two planes?

I am trying to set up Brillouin zone and representing the lines that are formed by the intersection of two planes is part of my step. I have tried the sample sections from the graphics guide book, but ...
2
votes
4answers
111 views

How to place more than one ChartLabel in a BarChart

I have the following data: ...
0
votes
1answer
41 views

How to make the coordinate indicator in a plot bigger? [duplicate]

I want the little vertical line which indicate the coordinate of the system in plot bigger. For example, in the picture below I marked those lines I am talking about with a blue rectangle. How can I ...
2
votes
2answers
126 views

How to add the position of an added vertical line to the plot itself?

In this question it is answered how to add a vertical line to a graph. However, it has not been shown that how can someone add the position of that vertical line to the axis. How can I add the ...
0
votes
0answers
121 views

3D isosurface plotting

I have a matrix of data of the form of 3 vectors R, Z, M1, M2, M3 ..., cylindric coordinates representing a measurement M of an axisymmetric hypersonic flow at the position R, Z (I don't measure along ...
1
vote
3answers
176 views

Marking specific points on a 3D curve

Here is the curve below. (written as a position vector) r = {Cos[7 Pi*t], Cos[6.2*Pi*t], 2.5*t} ParametricPlot3D[r, {t, 0, 2}] I want to know how I can mark ...
7
votes
1answer
138 views

Control BarLegend size

I want to plot a big 2D array of experiment data. I need plot axes and tick labels as well as a bar legend using BarLegend: ...
0
votes
1answer
95 views

Finding all maxima and minima of a function

To find all (global and local) extrema of a function in R3 I have written: Example-function ...
0
votes
1answer
79 views

How to plot two sets of points in diferent colors with Epilog? [closed]

I want to plot two sets of poins (say, one in black and other in gray). How can do I this? I only obtain one set, and I don´t know how to use two colors in an Epilog option. ...
0
votes
1answer
78 views

shade plane with a color function color(x,y)

I am making a RGB color function which assigns an RGB color to each point in the plane. To check if it does what I think it should do (i.e. debugging it), it is helpful to be able to plot the function ...
1
vote
2answers
123 views

How to plot partial derivative of an integral vs. another variable?

Just to take an example, because my original numerical integral was too complex: T[t_] = NIntegrate[Exp[(eta - 1)*t], {eta, 0, 4}] But when I am using ...
0
votes
1answer
69 views

Filling between two curves in Mathematica [closed]

I want to fill region between 2 curves, but in Mathematica 8.0: FilledListPlot[list1, list2, Fills -> {RGBColor[f, f, f]}] doesn't work.
1
vote
1answer
70 views

How can I make a ContourPlot3D with inequality constraints?

I need to plot a function in implicit form as below: ...
3
votes
2answers
176 views

In a ListPlot of LinearModelFit, plot error band

This is similar to this question. The fitted line can be plotted alongside with the data with this code: Show[ListPlot[data], Plot[lm[x], {x, 0, 5}]] I would ...
1
vote
1answer
106 views

Stacked bars in a barchart with individual and overall labels

There are a lot of questions here about formatting of barcharts, but I couldn't find one matching mine. I seek to display data in stacked format, labeling each component of the stack and the total for ...
0
votes
1answer
62 views

How to use Button as a control in Manipulate

I am trying to use Button as a controller in Manipulate. I have done some thing like this: ...
3
votes
3answers
138 views

How to change the number of markers in Plots?

Two questions, but I am not sure whether they are already answered or not. How can I create PlotMarkers (in ListLinePlot) with ...
4
votes
6answers
338 views

ParametricPlot with plot markers

I have a parametric plot, and would like to fit a line to it with "■" PlotMarkers on it, but am unable to do so. ...
0
votes
0answers
64 views

Failing to get a coloured coordinate in 4D plot

I am trying to get a colour data plotted according to a coordinate. I am working with 4D vectors, with three spatial and one temporal coordinate. I tried the accepted answer at Plot 4D data with ...
-2
votes
2answers
97 views

plot data with small differences

I want to plot data with very small differences. I can't see the differences in my plot:
2
votes
3answers
273 views

Smooth 4D (3D + color) plot from discrete points

I have a file containing isosurface $\{x,y,z,F\}$ data (around 9000 points). My goal is to generate a smooth (NOT a discrete set of points!) colored surface using ...
0
votes
1answer
57 views

What is wrong with my simple plot? [closed]

What is the problem with plotting the imaginary part of this equation? ...
0
votes
4answers
81 views

Label each panel of Grid

I have a set of figures that I would like to show as grid for a publication. I currently just export the figure as an eps and use another software package to add Labels (A,B,C,D) to each panel of the ...
0
votes
2answers
88 views

Discrete ContourPlot3D with restrictions

I have the follow simple condition between integers: k - 2 h - l == 0, which describe a plane that I plot with: ...
2
votes
2answers
127 views

How can I get thicker lines in the legends of a ListLinePlot?

I want to have thicker lines in the legends of this plot: ...
0
votes
1answer
95 views

How to plot a list of lists with ListLinePlot?

(edited, after rasher comment, changing any detail and variable names) You can plot an evolution with 3 lines (up=maximmun, in the middle=mean, bottom=Minimum) with this code ...
1
vote
1answer
82 views

Plot a vector valued function of two variables using color density

I have a vector (3D) valued function of two variables. I want to visualize it as a density plot, using R,G,B color values to display the value at the point (x,y). I've come up with a couple of ...
0
votes
1answer
63 views

Extract data from DateListPlot, limited by PlotRange

Extracting the points from a line in a ListPlot in this answer uses points = Cases[Normal@plot, Line[pts_] :> pts, Infinity]; This works in DateListPlot ...
0
votes
1answer
71 views

Combine a contour plot of a conic and an inset with an polygon such as all its vertices are on the conic

I have a difficulty to programmatically adjust the size of a polygon within an inset of a conic (here I limit myself to a circle) in order to have all its vertices on the circle: ...
-2
votes
1answer
70 views

how draw root locus in mathematica 9 for a special case

my closed loop transfer function is: H(s)=2exp(-q)/(1+exp(-2q)) q=sqrt((a+k*sqrt(s)+s)*s) , s=sigma+jw how can i draw root locus of H(s) as 'a' changes for ...
4
votes
1answer
192 views

Creating complex contour plots

I would like to create a contour plot of $e^z-\dfrac{z-1}{z+1}$ that looks like the picture on the left, but can only manage the one on the right. I have tried incrreasing the number of contours, but ...
1
vote
0answers
101 views

Trying to plot the trajectory of a particle using its Lagrangian; the plot is wrong [closed]

I'm trying to plot the trajectory of a particle given its potential energy (by finding its Euler Lagrange equation, etc., etc.). Here's the code: ...
8
votes
2answers
272 views

Graphing a network with state transition flows (of varying size)

In one of Stephen Wolfram's recent blog posts (http://blog.stephenwolfram.com/2013/04/data-science-of-the-facebook-world/#more-5350) he provides the network plot below. The size of the arrows that ...
3
votes
1answer
111 views

Riemann surface for cubic root

I'm trying to generate Riemann surfaces of higher order. I read How to visualize Riemann surfaces?, and the subsequent documents. I'm able to reproduce the surface using polar representation, but I'm ...
1
vote
1answer
139 views

Solving a complex-valued differential equation with NDSolve

I am trying to solve $dx/dt=\sqrt{1+(ix)^{1.8}}$ for initial condition $x[0] =-0.9877 + i 0.1563$, where $x$ is a complex variable. I would like to plot the imaginary part of the solution versus the ...
2
votes
1answer
121 views

How to plot a coalition game?

Consider a game of a function $v$ which has \begin{align} v(1) & \geq 1\\ v(2) & \geq 0\\ v(3) & \geq 1\\ v(1,2) &\geq 4\\ v(1,3) &\geq 3\\ v(2,3) &\geq 5\\ v(1,2,3) ...
0
votes
0answers
49 views

GraphicsGrid command

When we merge some colorful plots to a single image, with the command GraphicsGrid, the quality of output image will be lost, slightly. That is, for instance all ...
9
votes
2answers
147 views

Hatched Filling for ListPlot

I am plotting to data curves using ListLinePlot. I like the look of Filling, but this is going to be printed, so I want something both black and white friendly, but giving more definition and ...
2
votes
1answer
122 views

Differential Equation in Complex Plane and Parametric Plot

I would like to solve $dx/dt=\sqrt{1 + (I x)^3}$, where x is complex, for some initial condition like $1 - 5 I$ and plot the imaginary part of the solution versus the real part. (A somewhat similar ...