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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3
votes
2answers
137 views

Matrix Plot: How to Apply color function to only a region of the plot

I want to make a matrix plot where a color function is applied to a region of a matrix. Those matrix elements which were not in the region specified should not have any color associated with them, and ...
1
vote
1answer
67 views

How do I display graphics in the Wolfram Language kernel? [duplicate]

I'm unable to view graphics output when working directly with the kernel from a terminal window. How do I display graphics when working that way?
3
votes
2answers
56 views

How to show and hide text by a button

I'm trying to implement a button that can show and hide output text in a panel/tab, but I can't find a specific command to do that. I tried StringReplace, but it doesn't work for me.
21
votes
3answers
700 views

How to plot an emission spectrum?

If I have a list of data with various wavelengths in nanometers, how would I plot them on a graph so it looks like this: So far I have managed to plot a spectrum in ...
0
votes
0answers
25 views

Export an Interactive diagram in CDF format

I am trying to create a CDF File I can play at school to present an optimization problem. In order to make it clearer for my students, I imported a few images as JPG, stored them as variables and used ...
0
votes
1answer
67 views

Draw a number of rectangles from list of coordinates [closed]

I'm new to Mathematica and this is also my first post here. Now for the question: I try to let Mathematica draw a number of rectangles from lists of coordinates. Unfortunately it only works when I ...
2
votes
1answer
66 views

Contours aren't aligned with frame ticks in ContourPlot

Because of the problem described in BarLegend can't make spaced contours when contours number>11, I decided to brew my homemade spaced-contours-barlegend. After some trials I get something like ...
0
votes
1answer
57 views
1
vote
0answers
80 views

Demonstration of an arbitrarily oriented and translated ellipsoid

(Edited and modified) After the advice I received I modify the post. I have created the following code for depicting an arbitrarily rotated and translated ellipsoid, along its ellipsoidal axes and ...
13
votes
1answer
451 views

Mathematica: 3D plot based on combined 2D graphs

I have several sigmoidal fits to 3 different datasets, with mean fit predictions plus the 95% confidence limits (not symmetrical around the mean) and the actual data. I would now like to show these ...
-1
votes
3answers
141 views

Cartesian equation of star shape

I need Cartesian equation of the following star shape. As i want to use its Cartesian equation for Plot3D.
4
votes
1answer
55 views

Why does TreePlot ignore the vertex labels in a TreeGraph argument?

Example (watch the vertex labels): aTree = TreeGraph[{"a" -> "b", "a" -> "c"}, VertexLabels -> "Name"] ...
4
votes
2answers
153 views

Drawing contour integral diagrams

I am $\TeX$ writing notes on complex analysis, I need to use figures of contour paths to integrate on them, how can I plot them on Mathematica, something like this adding also the $\gamma_R$ ...
17
votes
4answers
691 views

How: 2D scatterplots with quantitative density-dependent coloring

Consider the following scatterplot of a 50K-point dataset: ...
1
vote
1answer
80 views

Manipulate of Region Plot

I try to illustrate a generation of an amoeba to a tropical curve, namely. ...
1
vote
0answers
49 views

BarLegend can't make spaced contours when contours number>11

According to Document of BarLegend,BarLegend will select equally spaced contours: BarLegend[cf,contours] generates a legend that identifies color ranges from the color function cf based on the ...
4
votes
1answer
62 views

How to feed parameters obtained from direct 3D manipulation back into Manipulate's controls?

Here's a simple example of using Manipulate to interactively change the viewer's point-of-view for a 3D graphics object: ...
0
votes
0answers
25 views

How to change the texture of the graphical objects? [duplicate]

I would like to make a number of 2D figures with Graphics[] command, e.g. Disk[], Rectangle[] etc. It is easy to change the colour and opacity, but I would like to have the internal area shaded with ...
1
vote
1answer
58 views

Changing point size in Show

Suppose that a is a line plot produced with Plot, and b and ...
2
votes
1answer
61 views

Use Version 7 Print Environment Settings in Version 10

The following code produces very different PDF outputs in versions 7 and 10. Is there some way to make Mathematic 10 produce the same print output as Mathematica 7? ...
0
votes
0answers
25 views

Find intersection between 2 lines [duplicate]

I have 4 points in 2D, this points form 2 lines, I want to find out if this 2 lines intersect and if they do the x and y coordinates of the intersection. Which are the ideal equations/algorithms for ...
2
votes
3answers
135 views

Defining a 2-variable function over voronoi diagram

I am new to Mathematica & I am facing a problem as follows: I have created a Voronoi diagram and now I want to assign to each region, a value, i.e., I want to extend this Voronoi diagram to form a ...
1
vote
1answer
50 views

Error while rotating disk [closed]

Trying to rotate a disk, it gets trimmed: Graphics[Rotate[Disk[{0, 0}, {1, 1}, {0 Degree, 180 Degree}], 20 Degree]] I would be pleased if you could tell me ...
4
votes
1answer
69 views

Superimposing ListLineIntegralConvolutionPlot with transparent noise over ListContourPlot

I have an array of 128x256 data points in a rectilinear array. For each point there is a 2D vector quantity and a scalar quantity (normalised to -1 <= x <= 1). I very much like the ...
6
votes
2answers
189 views

Using Greek $\LaTeX$ fonts

I want to use the $\LaTeX$ font in graphics. For text/numbers, this is easily done by FontFamily -> "CMU Serif" (on Ubuntu) like this: ...
3
votes
0answers
124 views

Graphics different between Mathematica 10.1 vs 9.0.1

When I create the following plot Graphics3D[{ Red, Arrowheads[0.05], Arrow[Tube[{{0, 0, 0}, {0, 0, 10}}, 0.2]] }] It looks like this in Mathematica 9 ...
35
votes
3answers
824 views

How can we make publication-quality PlotMarkers without version 10?

Suppose that for certain reasons we are not yet using Mathematica version 10, or we have a version with buggy PlotMarkers. It is well known that the default markers ...
0
votes
1answer
83 views

Label points the right way in a ContourPlot

I need desperately your help. I have the following code. My problem is that there is an error (you see it in the picture) and I can't find. Then Mathematica gives me for the global Min two wrong ...
1
vote
0answers
45 views

How can I stop PlotRangePadding from cutting off points in a ListPlot?

When I perform a 2D plot and want to highlight specific spots in the plane, ListPlot seems like a good idea. However once I want to get rid of the padding, my points are getting cut off. This is ...
0
votes
0answers
40 views

Error in FullGraphics V10.1 [duplicate]

Error in FullGraphics. FullGraphics[Plot[Sin[x], {x, 0, 2 Pi}]] Any idea why? Thanks
2
votes
1answer
90 views

How to change the atom size of LatticeData

Using the "Image" property of LatticeData, I can generate representation of lattice structures (like the first basic example ...
3
votes
4answers
105 views

Center Graphics elements relative to one another, rather than to the full figure

Suppose I wish to generate the following figure in Mathematica: My thought was to build it in parts. First, I make the plot: p = Plot[Sin[2 Pi x], {x, 0, 3}] ...
1
vote
1answer
37 views

How can I decouple the updating of a `LocatorPane`'s background from changes in its point variables?

I am building a Dynamic application and I'm having some trouble understanding exactly how Refresh should be implemented. The ...
2
votes
1answer
78 views

How to hide and show graphics within Show[] function (in Manipulate wrapper)

There is a well documented way to "Dynamically Hide and Show Plots" (link). In the example 'Opacity' option is effectively used. Is there an efficient way to make the same functionality with "Show"? I ...
10
votes
1answer
235 views

How can I make FilledCurve smoother?

In How can I generate and randomly assign color to annular sectors? J.M. showed an interesting way to create a sector graphic using FilledCurve. Unfortunately it ...
1
vote
1answer
75 views

Add a portion of a unit circle

Consider: ...
2
votes
2answers
185 views

Gradient in a plotstyle

I'm trying to replicate the figure below. Now a nice first approach to do this is by using Mathematica, by making some kind of contourplot with circles and just add a gradient to the contourstyle. Now ...
1
vote
1answer
57 views

Delete Edges in Kpartite Graph

I need to make a K7,2 partite graph , with deleting 2 vertices and plus 2 more random edges , and after that my vertices should be green color. I made the graph K7,2 and deleted 2 vertices with this ...
7
votes
1answer
63 views

Setting an image as the background of a GeoGraphics image

It's easy to set the background of a GeoGraphics image to black, e.g., ...
1
vote
1answer
45 views

InfiniteLine Woes [closed]

I am puzzled that the InfiniteLine below intersects with only one of the two points. ...
4
votes
2answers
96 views

How to conditionally combine a RegionPlot3D with a ContourPlot3D inside a Manipulate?

I know how to combine a RegionPlot3D and a ContourPlot3D, which I did (see below for details on the code I'm referring to) with ...
6
votes
2answers
151 views

What does the AspectRatio option actually do?

The Documentation for AspectRatio on its first line under the "Details" section states: "AspectRatio determines the scaling for ...
2
votes
1answer
121 views

Coloring points via “TemperatureMap” [duplicate]

I have a collection of 3D points, and each is associated with a real number in [0,1]. A typical element looks like {{x,y,z},c} where ...
4
votes
1answer
106 views

AspectRatio option works unpredictably?

Let us examine the agreement between specified value for the AspectRatio option and the actual aspect ratio of generated plot. For this purpose I define a function ...
2
votes
1answer
58 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 ...
15
votes
0answers
230 views

Is FullGraphics an abandoned function? Is there an alternative?

FullGraphics hasn't worked entirely for a long time and the situation appears to be getting worse instead of better. In Mathematica 10.0 and 10.1 a simple usage ...
11
votes
2answers
181 views

How to align coordinate systems of Inset and enclosing Graphics?

Suppose we have some plot with AspectRatio not being Automatic: ...
9
votes
2answers
181 views

The envelope of a set of translated and rotated ellipses

I achieve a dynamic graphics by using Manipulate as follows: ...
5
votes
4answers
206 views

Constructing a grid from a matrix

I would like to construct a grid from a matrix. For example, one possible matrix is $M1$. $$M1= \begin{pmatrix} c2 & a1 & a1 & a1 & a1 & a1\\ a2 & b1 & c2 & a1 & ...
0
votes
2answers
181 views

Projection of triangles onto a sphere

I am trying to find the solid angle taken up by a large set of triangles around a central point. I have normalized the vertices of the triangles to a unit sphere around the central point, But the ...