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
votes
1answer
133 views

Plot: How set markers in plot in front of axes

I draw a plot using ListPlot. But I noticed that PlotMarkers are 'covered' by the axes; see example below: I was trying to ...
2
votes
2answers
97 views

Opacity function applied to Graphics Objects

I think this is a stupid/banal question, but I have searched the forum and I haven't find a solution (yet). I need to apply a variable opacity function to a graphics object (say a rectangle). For ...
1
vote
0answers
70 views

passing values between widgets in GUIKit

I am writing a short GUIKit script with one TextField widget that takes the path of the image and a button widget which imports the image. The problem I have is ...
3
votes
2answers
81 views

Simple plot control

Absolute newbie question: Plot[2x-1,{x,-4,4},GridLines->{Range[-4,4],Range[-8,8]}] works about as expected, except that (a) I would like the tick ...
2
votes
1answer
98 views

`Export` to `.eps` ruins the formatting of subfigures

As a result of this question an issue of Export emerged. I.e., when I set my .eps figures with ...
4
votes
2answers
125 views

Opacity renders lines incorrect in certain viewing angles

Trying to learn how Opacity works, I found a possible issue. Generating points in a square spiral with: ...
15
votes
4answers
575 views

Exclude data from a list

Let's create some random sample data data = Table[{RandomReal[{-10, 10}], RandomReal[{-10, 10}]}, {i, 1, 300}]; Then we plot them using ...
0
votes
1answer
102 views

Manipulate Slider Value on the Plot

Lets say I have a very simple manipulate in Mathematica given by: Manipulate[Plot[Sin[a x],{x,-2 Pi,2 Pi}],{a,0,5}] I want two things which I am unable to do: I ...
3
votes
1answer
196 views

How to create a Poincare disk type kaleidoscope in Mathematica?

Creating a Kaleidoscope in Mathematica is not a new topic at all, examples can be found from the links like: Wolfram reference and Wolfram demonstrations. My question is how to create Poincare disk ...
2
votes
0answers
42 views

ListPlot with conditions Part II

In a previous post Part I @Julian S proposed an interesting method in order to segment the data. A copy of the data file can be found here: data. I know that I should provide a minimal working example ...
2
votes
2answers
482 views

draw part of parabola using graphics

today I was doing my physics homework. one of the questions was draw velocity-time and position-time graphs from the acceleration-time graph. So for the first step I draw acceleration-time using ...
0
votes
0answers
29 views

“Partial” graph layout (with a fixed core)?

Is there a way to apply a graph lay out algorithm to a Graph object in such a way that a subset of its vertices and a subset of its edges are fixed beforehand, and ...
1
vote
1answer
74 views

Changing the width of BarLegend

Bug exists in 10.0.2 Is it possible to change the aspect ratio of the BarLegend in Mathematica? The option LegendMarkerSize, ...
4
votes
2answers
194 views

Show cannot combine two graphics

First we load the data file data = ReadList["data_smp.out", Number, RecordLists -> True]; I know that I should provide some sample data but in this case the ...
12
votes
2answers
334 views

Rasterize: Resolution option not working properly

Something about Rasterize which doesn't seem to work as intended. Recipe: Make some simple vector graphics: ...
1
vote
1answer
146 views

Image shaking when Manipulate with slider

How to prevent the Graphics3D object in following code from shaking when continuously changing the phi parameter? ...
0
votes
0answers
67 views

Problem in Plot at start [duplicate]

The derivative can be used to calculate roots. However the same function cannot be plotted.The error is at start point of domain: ...
0
votes
0answers
129 views

Empty Graph for Absolute Function

I wanted to plot the following equation: Plot[((x/7)^2 Sqrt[(Abs[Abs[x] - 3]/(Abs[x] - 3))] + (y/ 3)^2 Sqrt[(Abs[y + 3 Sqrt[33]/7])/(y + 3 Sqrt[33]/7)] - 1) (Abs[x/2] - ((3 ...
0
votes
3answers
78 views

Showing the coordinates on a plot in TraditionalForm

I just want to show the coordinates (Log[y/x],Log[x/y]) of a point on a Graphics object, but TraditionalForm fails to convert ...
1
vote
0answers
56 views

How to get grid items with a gradient background to behave well?

I have a table that looks something like this ...
13
votes
2answers
566 views

Phase portrait on a cylinder

It is very nice and very easy to make a sketch of a phase portrait with StreamPlot. For example, for the classical pendulum, defined by $$ \dot x=y,\\ \dot y=-\sin x, $$ The code ...
9
votes
1answer
165 views

Raster to Image conversion problem

Update: NOT fixed in v 10.1 (Mar2015) (10.1 behaviour is the same that with 10.0.2) There are 3 ways to convert a Raster into an Image : only 1 works for me with version 10.0.1,10.0.2,10.1.0 , and ...
0
votes
1answer
97 views

Use separate options for different elements in Show

I have a few plots of different type. plot1 has gridlines and the rest do not. I use the option Method -> {"GridLinesInFront" -> True}] when plotting plot1. When I use Show to combine the plots the ...
2
votes
2answers
155 views

Set the same color scale across multiple ListContourPlots?

This is probably straightforward - but how would I set the same color scale across multiple ListContourPlots? if I have values from 10 to 25 on one ListContourPlot and values from 40 to 100 on ...
3
votes
1answer
227 views

Intersection of many planes

I'm working with a family of planes, given by $2a_1 x_1 +2 a_2 x_2 - x_3 +a_1^2+a_2^2=0$. I would like to use mathematica to plot these planes for many values of a and b, say a range of $-10\leq ...
10
votes
3answers
438 views

Generating hatched filling using Region functionality

Before v.10 came out there were several Q&A on generating hatched filling for Plot, ListPlot etc. In v.10 we have new ...
11
votes
2answers
206 views

Graph smoothing keeping vertices fixed?

Context Given a Graph like this one: ...
2
votes
3answers
120 views

plotting two Error List Plots in one

I made two ErrorListPlots ...
5
votes
1answer
237 views

How can we get this infinite prism lattice to look more like `PolyhedronData[{“Prism”, 3}]`?

This is D$_3$h prism with order 12 (8 currently, needs 4 more edges) and rotational symmetry D$_3$ with order 6. A d=11 version is shown here. Using this code: ...
5
votes
2answers
256 views

Draw a partial line in Animate

I have a list of points that my line must go through, all at varying distances from one another. I'd like to draw just a piece of this line in an Animate, where the various segments are traversed at ...
9
votes
2answers
363 views

Artefacts in 3d plots

I am trying to plot a simple function ...
0
votes
0answers
49 views

Change in direction when a line hits an ellipse?

I'm trying to simulate reflecting light off an elliptical mirror. I currently store the ellipse in the form {center,{radii},rotationAngle} and the ray of light is ...
8
votes
1answer
181 views

Vertex merging in graph?

Given a Graph such as the one produced with the following code ...
5
votes
2answers
163 views

ListPlot inserts extra PlotMarkers and Mesh at crossing points

In the example below, ListPlot with PlotMarkers -> Automatic and a variant using ...
2
votes
1answer
122 views

Mean curvature of Sphere

I am trying to calculate mean curvature of a parametric surface(like sphere), and I wrote this code based on this discussion. Here is my code: ...
0
votes
0answers
46 views

Plot is not accurate [duplicate]

I defined a matrix and use it to transform a square defined by four points. (In[85]) It seems the transformation keeps the length of the square. (In[91]) Now I plot the original square, the axis of ...
0
votes
1answer
95 views

ParametricPlot3D/2D won't work and leaves a blank space

I've been trying to evaluate this line ...
1
vote
0answers
34 views

Visualise sets giving some relations on those sets

I'm not very experienced with wolfram, but I'm searching for a function that can basicly do the following. Giving some sets $A,B,C$ and some relations for example $B \subset A$,$C\subset B$. I would ...
1
vote
0answers
38 views

How i can extract a single layer from a SHP file? [closed]

I just import a SHP file that have a series of layers, how can i get just one if i know the name of it?
0
votes
0answers
35 views

How to plot morphological stripe near the mouse-clicked position in an image? [duplicate]

I tried to use EdgeDetect and MorphologicalComponents to get the image edge elements. When I clicked on an image, I want the edge element nearby to be highlighted or plotted. Here is my code. Two ...
1
vote
1answer
69 views

How to plot graphs with vertices positioned as spread as possible? [closed]

The following code, outputs the graph below: graphList = {{1, 2}, {1, 3}, {1, 4}, {2, 5}, {3, 6}, {4, 7}} Graph[UndirectedEdge @@@ graphList] Is there some way ...
1
vote
2answers
79 views

Using expressions in Text

I want to use Text to add some labels to a graph and was wondering if it is possible to use expressions inside Text? Here is a MWE of what I am trying. ...
0
votes
2answers
73 views

Getting FerrersDiagram to work

I am trying to generate FerrersDiagram (see http://reference.wolfram.com/language/Combinatorica/ref/FerrersDiagram.html), any clues to getting it to work? I get error message for the following: ...
10
votes
5answers
522 views

a table of rectangles

I have code to generate this image: But my code is awkward and clunky: ...
2
votes
1answer
141 views

2D Fourier transform of a few (4) disjoint discs on a plane

I'd really appreciate some advice. Short Version I'm trying to calculate the following $$ ...
4
votes
2answers
295 views

How can I create a plot like this in mathematica?

I think this is called a caterpillar plot. The dot is the mean and the lines represent a 95% confidence interval. On the x axis there are several different test cycles, the red line is the true ...
0
votes
1answer
78 views

Why does my exported .GIF cut off the bottom of my animation?

I have the following (admittedly artificial) code: ...
5
votes
1answer
162 views

Measuring the area of different regions from a picture

Consider the following picture of a phase plane which help us distinguish between regular and chaotic motion. The entire phase plane is divided into two types of regions: (i) the regular domain ...
1
vote
0answers
70 views

Have I found a bug in the built-in function BezierCurve? [closed]

A week ago, I asked a question about bezier curve ubpdqn's solution: ...
6
votes
1answer
314 views

Connect neighbouring points as list of segments in 2 D

Context I am interested in connecting neighboring points in 2/3D as list of segments. I am guessing this is something within the reach of graph theory, which is well implemented in mathematica. ...