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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9
votes
2answers
185 views

How to make a ArrayPlot/MatrixPlot in polar coordinates?

in fact, I want to plot a image like: Fig1 the picture above is from a paper Zhou K.-J. et al. 2014 about ion up-flow of ionosphere in MATLAB there is a specialized function pcolor which could ...
5
votes
2answers
147 views

How to make a world map with a coloured ocean and transparent land surface?

I'd like to make a world map with a blue coloured ocean and transparent land surface (to be used later as an overlay). With: ...
12
votes
3answers
1k views

Finding a Concave Hull

I have a 3d clustered data: Is there any other way to get concavehull of 3D data points?
0
votes
1answer
94 views

Building a 1 page “Scorecard” in mathematica [closed]

I'd like to be able to generate an 11 x 8.5 "scorecard" for various data projects I am working on. Traditionally, I'd import all my data into Excel, put the data into worksheets, and then have a ...
6
votes
2answers
393 views

Don't understand why Mathematica is complaining about my Graph expression; how can I fix it?

The Tube in Arrow problem is fixed in version 10. Note that in version 10 Graph3D must be ...
0
votes
1answer
55 views

How do I apply a conditional append rule to plot randomly chosen points?

I'm working on an attempt at forming a sort of "Mandelbrot" set using Newton's method and randomly chosen points. Effectively I need to define a loop for Newton's method to determine whether my points ...
1
vote
1answer
154 views

Combining Mandelbrot and Monte Carlo

I'm trying to combine plotting a Mandelbrot set with Monte Carlo randomization to plot an equation using random points for complex number z, for the function $z^3-2z+2=0$. Below is the code I have ...
0
votes
1answer
62 views

cross point of intersecting lines [closed]

What is the easiest way to find the crossing point of two intersecting lines passing lets say through points line1 = {p1,p2}, line2 = {p3,p4}?
2
votes
1answer
99 views

Separate output screen; clearing (cleaning) output screen

Is there a way to split the screen so that the code is on top visible, and execution of code look at the bottom? Is there any way to clean the screen from previous runs, so that the result of ...
3
votes
0answers
27 views

EventHandler click event in Graphics[ ] object does not work properly after using Deploy [duplicate]

There is a problem clicking layered Graphics objects after using Deploy. For example, the code below works as intended with the Disk 'on top of' the Line. Click either object anywhere and EventHandler ...
3
votes
2answers
125 views

Draw and Quantity

I'd like to use Quantity in my graphics, but I can't figure out how to do it even for a very simple Circle. ...
3
votes
1answer
87 views

White Lines in Contour Plot and 3D Plot

This is a follow up question to the original question here (has a solution). I am plotting another different total potentials and for this particular case the repulsive potential is a rectangle (open ...
11
votes
1answer
138 views

Incorrect use of Scaled causes crash

Bug introduced in 8.0 and fixed in 10.1.0 While playing with Scaled, I made a syntax error which caused a crash instead of an error message ... Do you get the ...
9
votes
1answer
174 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
54 views

Coloring circles based on radius

I have a list of ellipses with x and centroid, orientation, and major diameter and minor diameter. I currently have them overlaid on an image in red but what I would like is to be able to colour them ...
8
votes
2answers
249 views

Graphics3D not rendering Ball as a filled object

Bug introduced in 10.0.0, persists though 10.1 Mathematica V10 introduced the built-in function Ball. The documentation page, ...
11
votes
2answers
190 views

Weird behaviour when using Scale, Rotate in Graphics

bug persisting through 10.1 (windows) (Edited to simplify drawing) I have a drawing of two tangent circles: ...
1
vote
1answer
77 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, ...
1
vote
2answers
61 views

Label point on plot with image instead of text [closed]

I can use this code to label my points with text. ...
2
votes
3answers
143 views

How can I get from a list of characters representing a permutation to graphics showing the cycles?

I am trying to graphically represent cycles in various permutations of the alphabet, and have a question in two parts. I have ...
1
vote
2answers
59 views

Grid versus GraphicsGrid use cases?

It seems that both Grid and GraphicsGrid can display graphics. Following the documentation here ...
1
vote
1answer
35 views

Calculate the partial vapor pressures of a variable at xB = 0.75 based on the interpolation functions of the data

I'm having troubles in solving an exercise for an assignment in my Chemistry course. Talking about interpolations, I've already have a graph but I need to:(c) Calculate the partial vapor pressures of ...
1
vote
1answer
126 views

Integrated Solution Graphics [closed]

I want to draw this nonlinear differantial equation' graphic with other solving equation (in same graphic). ...
1
vote
2answers
77 views

How to make legends in Graphics?

To make an equilateral hexagon, here is my code in mathematica: ...
17
votes
3answers
4k views

how to make graphic timelines in mathematica

Hi does anyone know how to make timelines with mathematica? http://images.nationmaster.com/images/motw/atlas_middle_east/turkey_timeline.jpg something like that would be great! thanks
1
vote
0answers
57 views

Better layout for large a directed graph?

This shows a directed graph for an iterated n-bit pseudo-random function parameterized by s. ...
2
votes
3answers
134 views
0
votes
0answers
57 views

Are there examples that arrange graphs or plots with Mathematica?

If we have 4 graphs or output plots, could we arrange them and merge in one graph elegently?
64
votes
3answers
6k views

Recovering data points from an image

Unfortunately, some data can only be obtained in picture form (Japanese publications anyone?). Since this cannot be worked with, it has to be converted to a dataset that can; I was wondering whether ...
112
votes
4answers
15k views

How to create word clouds?

Word clouds are rather useless fancy and visually appealing plots, where words are plotted with different sizes according to their frequency in a corpus. Many applications exist out there (Wordle, ...
-1
votes
1answer
84 views

Visualize Space Pascal's triangle

Visualize Space Pascal's triangle I found this image on the web, I want to know how to draw with software. I try to search, found this. I have learned a mapping in the plane
2
votes
2answers
56 views

Problem with the BarChart3D function

I have a list of values {x,y,z} and I would like to create a 3D bar chart with axis x,y,z . ...
1
vote
1answer
68 views

The relative motion of the points about the common center of mass

There are 2 points with masses m1 and m2, their common center of mass   rC,r1 and r2 their radius vectors, r=Abs[r1-r2]. I built a trajectory of both material points, as well as their common center of ...
1
vote
1answer
73 views

Draw two curves and a surface

I'm trying to draw two curves and a surface, where one of the curves is to appear on the surface. Unfortunately the curves are drawn with very few points and appear extremely unclear. Is there a way ...
1
vote
1answer
82 views

Polar color coding for complex function plots?

Having browsed this Q on plotting complex functions and the Zeta page, I don't see anything as nice as this plot from Matilde Marcolli's slides "Geometry and physics of numbers". Looks like ...
0
votes
1answer
235 views

How do I plot results of complicated calculations in Mathematica?

I am new to Mathematica and am struggling with making plots of how features of solutions vary with parameters. For example, I can find the eigenvalues and zeroes of a Sturm Liouville problem (showing ...
6
votes
1answer
194 views

Interpolation on a regular square grid spanning a triangular domain

Context I am trying to identify contours of a function which is sampled on a cartesian grid within an irregular (triangular) region. Here is the data ...
0
votes
0answers
22 views

How to make the vertices move with the VertexRenderingFunction graphics when clicking and dragging vertices of a layered graph [duplicate]

I have read the suggested similar question here: VertexRenderingFunction (or EdgeRenderingFunction) with movable nodes? and Mr. Wizard's solution. Please could someone help me to apply his method to ...
4
votes
2answers
95 views

How to draw a family of planes and its envelope?

Motivated by a question in MSE, I have the following question: How can I visualize the envelope of the family of planes $$ 2ax+2by-z+a^2+b^2=0, a,b\in\Bbb{R} $$ which is given by the ...
2
votes
1answer
73 views

Aligning Overlay and GraphicsGrid plots

I need to make several plots displaying a Listplot overlaid with a Histogram and close to it (ideally even sharing X axis) a Plot. After reading answers to similar questions, I've got his far: ...
1
vote
1answer
70 views

how can I change the length/size ticks in a framed plot?

Err...Let me make clear the meaning of "the length of coordinate notation/marker". suppose I have frame1 by ...
1
vote
3answers
147 views

How can I make a summary of all the commands of Mathematica?

I would like to have a simple way to get summary information about all the many commands built into Mathematica. How could I do this? Is there a site I may refer to?
0
votes
2answers
80 views

How can I make a 3D Plot with NDSolve?

I have a system of coupled ODEs which I am solving using Mathematica. I am solving these using NDSolve: ...
0
votes
0answers
50 views

Constantly rotating 3d contour plot (ideally as a .gif) [duplicate]

I came across a neat image for a graph, and I wanted to reproduce this as a .gif using Mathematica (I have the 9th home ...
3
votes
2answers
152 views

How to put triangle graphics on a plot of two seperate related lists?

For 7 different discharge energies, I have two gases (1. pure helium, 2. a helium oxygen mixture) being heated up. Those 14 settings then enter a tube, in which the system cools off. In the list ...
2
votes
2answers
86 views

GeoGraphics examples not running correctly

I'm trying to work with the new GeoGraphics functionality in Mathematica 10, starting with the example given here. None of the code seems to run well for me, though. I try to run the first command: ...