Questions on the construction of 2D and 3D graphics through the direct use of primitives, directives, and functions. Include the graphics3d tag for questions specifically on 3D graphics. This tag is not to be used for basic questions on visualizing functions and lists using the various flavors of ...

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2
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0answers
440 views

Visualising Special Relativity

Mathematica newbie learning by doing (or not so far, in this case). Problem: Special Relativity - consider two inertial frames $A$ & $A'$ in relative motion. At a time $t0$ as measured in $S$, ...
2
votes
0answers
148 views

How do I incorporate metadata using Export?

I have Export["file.png",codeThatMakesAGraphicsObject[],"PNG"]; and want to embed some specific metadata information. Is there a simple way to do that? Note ...
2
votes
0answers
155 views

I am not able to plot legends in list density plot using c program. Getting blank legend

I have tried to load the "PlotLegends'" package. Here is my code, ...
2
votes
0answers
182 views

How can I fix my keyboard-free panning?

I'm trying to make a graphics display on a touchscreen device in Mathematica. This means that there will not be a keyboard available for functions such as Panning and Zooming. Because of this, I have ...
1
vote
6answers
286 views

How to build a game board [duplicate]

I have - rather lazily - constructed a chessboard like this: ...
1
vote
3answers
151 views

Drawing a Closed Curve from given points

I have the following points: ...
1
vote
3answers
362 views

Random non-overlapping disks in a square

I've found a nice code snippet by @belisarius from this question, that I'll reproduce here for reference: ...
1
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3answers
1k views

Phase portraits and StreamPlot

I typed StreamPlot[{y, x-x^3-0.3y+0.5Cos[1.25t]}, {x, -2.5, 2.5}, {y, -2.5, 2.5}] but all I got was a blank plot. What did I do wrong and can I fix it?
1
vote
3answers
216 views

Plot a table of ranges

I have table with values like: t = {1.234 <= a <= 2.345, 3.42 <= a <= 5.67, ...} and I want to plot this table, the ...
1
vote
3answers
186 views

How to apply a color gradient to a Rectangle primitive? [duplicate]

How can we apply a color gradient (say "Rainbow") to a Rectangle primitive ? Of course, I searched the documentation : http://reference.wolfram.com/language/ref/Rectangle.html, and also the site : ...
1
vote
2answers
154 views

Math text is reversed using Graphics3D [duplicate]

I'm trying to display the text $y+\tau\theta$ using the following graphics directive inside a Show[] with several other graphics objects: ...
1
vote
1answer
541 views

How can I simulate a pot lid rotating around an axis that is quickly rotating?

How can I simulate the rotation of a pot lid about an axis that is quickly rotating as in the following image? I'm particular interested in the motion of the red dot. Here is my attempt: ...
1
vote
3answers
198 views

Rendering a shape rather than a point in Graphics

Here is some sample data ...
1
vote
3answers
126 views

how to find circles that intersect a square

I use the following (based on ideas and functions I got as ansers in [1], [2] by, repsectively, @ybeltukov and @J.M.) in order to find random circles with centers inside a unit square that intersect ...
1
vote
5answers
576 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 ...
1
vote
2answers
74 views

Recreating a ContourPlot3D using points

Let's define a three-dimensional surface ...
1
vote
3answers
192 views

How to combine Tabview with Dynamic Graphic to change the colour of a polygon

How does one get TabView to specify the colour of the Polygon? How does one put a label on ...
1
vote
2answers
181 views

Plot $\arg(z)$ in an Argand diagram and display the angle

I'd like to ask you about the way to show the $\arg(z)$ annotation about the angle. My point is to show $\frac{2\pi}{3}$ and $\frac{5\pi}{6}$ on the image. What I mean: Is there any way to ...
1
vote
1answer
333 views

Help in Bifurcation Diagram

My dears, I need to plot a bifurcation diagram for the following non-linear systems represented by the next Mathematica code ...
1
vote
1answer
479 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). ...
1
vote
1answer
127 views

Speed Up Sampling of Perimeter of Polygon

I have a polygon whose vertices (points) are defined by some image coordinates that I have manually selected. The polygon is used to create a mask for a region of interest in a microscopy image. ...
1
vote
2answers
115 views

How can I plot two concentric circles with a polygon inscribed in one and circumscribed about the other

So I am new to Mathematica still learning basic codes.. However I need help to become quicker in my research. Can anyone help me with the simplicit code to plot 2 concentric circles and a polygon of ...
1
vote
2answers
160 views

How to plot any 7 point shape in 2D i.e. star [closed]

I am new to Mathematica and I was wondering if anyone knew how to just plot simple shapes with at least 7 points minimum in 2D. What are the required steps I would need to start this? I believe I have ...
1
vote
1answer
129 views

Changing point size in Show

Suppose that a is a line plot produced with Plot, and b and ...
1
vote
1answer
267 views

Potential hill simulation

I attempted to simulate the motion of a particle approaching to a potential hill. The particle should experience a force of -1/r^2, if the equation for the ...
1
vote
1answer
292 views

Detecting a nonlinear edge in a 2D point pattern

Following an earlier post here, I have generated a point pattern on the unit square $[0,1]\otimes[0,1]$, which is described by a piecewise constant intensity function constructed so that (in ...
1
vote
2answers
133 views

ListPlot : range from $0$

I want to plot values of a table for example: table = {0.456, 0.7899, 1.3456, 9.8908} But I want to Plot points (x,y) like: ...
1
vote
1answer
526 views

Combining Histogram and SmoothHistogram

How can we draw Histogram and SmoothHistogram together for two data sets?. I'd like to show the first data set using ...
1
vote
1answer
236 views

Make a fractal-like dot animation

How to make an animation of following fractal-like gif by using Mathematica?
1
vote
1answer
367 views

How to make a contour shading like this

How can I adjust the contour shading to appear like below?
1
vote
1answer
259 views

Basins of attraction of equilibrium points

The Henon-Heiles potential is the following V = 1/2*(x^2 + y^2) - y*(1/3*y^2 - x^2); which has four equilibrium points ...
1
vote
2answers
119 views

Ploting horizontal lines in a ListLinePlot?

Hello i have made a graph with a oscillating behavior but i need to highlight the maximum value of the oscillation because i will use that value like a threshold and I need to put a horizontal line in ...
1
vote
2answers
74 views

Formatting a complex ArrayPlot

I want to produce the following ArrayPlot programmatically: To produce the leftmost grid, I tried this: ...
1
vote
1answer
375 views

Overlay Rectangle on a ListPlot

I have a ListPlot of 100 data points in the range of 0 and 1. Now I'm trying to find a way to overlay (four) rectangles onto the listplot in 0.25 steps horizontally. Essentially I just have BinLists ...
1
vote
1answer
1k views

How to rotate the z label in 3D plots

Let's take the following simple and funny case ...
1
vote
2answers
662 views

How to place Plot Information within a Text box on top of a Bar Chart?

How could I place a text box on the top of a bar chart where the top line would have a larger font size than the second line? My Data: ...
1
vote
1answer
479 views

How to crop graphics outside PlotRange with Show? [duplicate]

Is there an option or method to prevent Graphics from being displayed outside the PlotRange region? The problem is illustrated ...
1
vote
2answers
368 views

Saving graphics object in order to manipulate it later?

I've generated a bunch of graphics using ContourPlot wich, given the nature of my problem, take a long time to create, and I was wondering if there is a way to save ...
1
vote
2answers
374 views

DateListPlot FillingStyle problem

In the following query, If the option PlotStyle->{Red,Blue} is inserted it works but FillingStyle->{Red,Blue} does not: ...
1
vote
1answer
123 views

Three dimensional plot with CountryData

I wish to visualize a 3D layout of country data using the following code. How can the output be improved as currently it looks smeared to one side. ...
1
vote
1answer
109 views

How can I mark a point on a slider control?

I have a Slider control inside a Manipulate which spans some range of values, say from 0 to 10, like in: Manipulate[ Sin@x, {x, -2 Pi, 2 Pi} ] I would like ...
1
vote
2answers
118 views

How to plot a finite number of vectors?

does anybody knows how can I plot one or two vectors? (I don't want to plot the vectorial field)? My target is to plot the electric field produced by a circle on a point and show how the point moves. ...
1
vote
2answers
202 views

Rolling Disk Animation

I am trying to create an animation in Mathematica of a rolling disk outside a disk of equal radius. The following coding is what I have tried but without the one circle staying in a fixed position I ...
1
vote
2answers
138 views

How to make legends in Graphics?

To make an equilateral hexagon, here is my code in mathematica: ...
1
vote
4answers
396 views

Mapping Contour Plot onto ListPlot3D (or by using color variations) [closed]

I am trying to overlay a contour plot I have created on a ListPlot3D graph. I have seen a few questions answered on this website that answer my basic question. ...
1
vote
2answers
129 views

Draw Multiple Polygons Given Their Vertices

Hi I have a very simple question but I haven't been able to find a set answer. How would I draw a bunch of polygons on one graph. The following does not work: ...
1
vote
1answer
186 views

Error message: Coordinate index 0 is out of range for the enclosing GraphicsComplex

I am unable understand following error message: Coordinate index 0 is out of range for the enclosing GraphicsComplex. How to fix it? Attached data here: pts and polygons. See also end of question. <...
1
vote
1answer
323 views

Intersecting/Overlapping Image Elements Counts?

I have what I believe should be a relatively easy problem to solve that I have not been able to find an elegant solution for. I need to compare two binary 2D images and count if any of the elements ...
1
vote
2answers
827 views

Projection of curve 3D (x,y,z) on the x-y plane

I have a following systeme : \begin{equation} \left\{ \begin{array}{rcr} (\beta+\frac{1}{2}\delta^{2})\nu_{1}(u)-\delta\nu_{2}(u)+\nu_{3}(u)& = &0\\ (\beta+\frac{1}{2}\delta^{2})\...
1
vote
1answer
375 views

GatherBy and two conditions

I have a list of 4 dim points, given by ...