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 ...

learn more… | top users | synonyms

1
vote
2answers
79 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. ...
0
votes
1answer
38 views

copy and paste legend with plot [closed]

how can I copy and paste legend with the graph from Mathematica 10.0 to Word. i can copy and paste a graph from Mathematica to word, but legend does not get copied. how do I copy paste the legend ?
4
votes
2answers
140 views

Overlapping Spheres with a Shared Blank Region

We have two similar overlapped spheres in a way that the distance between their centers is smaller than the sum of their radius (2R>a). As I show here: Also, we want to draw them in a such way that ...
2
votes
3answers
255 views

Calculate pixel intensity in two regions

I am just beginning to learn about image processing. I would like to know 1) How to show an original image with a visible mask of an arbitrary shape? 2) how to calculate the pixel intensities in the ...
1
vote
2answers
126 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 ...
6
votes
3answers
7k views

How can I transpose x and y axis on a Plot?

This question has appeared in various forms online, but I have not yet seen a complete answer, so I am posting it here. More specifically, suppose I have a function ...
3
votes
2answers
42 views

Undesired resizing with ImageMultiply and Masking

I want to systematically measure image intensity around each of the points in this 256x256 image. i0: I already have centroid locating code to figure out the centers of each of these points. To ...
2
votes
1answer
85 views

Problem with hole filling using filledCurveToPolygons3D in MMA 10

I successfully used the filledCurveToPolygons3D function to create Graphics3D text in MMA 9 on a Windows 7 PC; see: How can I ...
3
votes
2answers
132 views

How can one plot percentage chart of continuous functions?

I know you can plot percentages using stacked histograms like this: ...
4
votes
1answer
92 views

Lyapunov exponent plot

I am trying to create a Lyapunov exponent plot as a function of $\alpha$ for two functions: $$ f(x) = (\alpha + 1)x - \alpha x^{3} $$ and a piecewise function given by following Mathematica code: ...
2
votes
1answer
117 views

Bifurcation diagram for Piecewise function

At the moment I am trying to create a bifurcation diagram of the discontinuous piecewise function given by following Mathematica code: ...
7
votes
2answers
115 views

How to force DistributionChart to plot empty datasets?

Is there any way to force DistributionChart to display anything where there is an empty dataset? In the below example I'd like to have ...
1
vote
1answer
87 views

Tick label is missing

These plots do not show the first tick label on the left: ...
23
votes
3answers
1k views
0
votes
2answers
48 views

Control legend size when autoLegend is used with LinTicks [closed]

It looks simple, but I'm been trying to solve this issue for days, but no luck yet. So, here I used LinTicks, as customized option and another graphic option. Here ...
0
votes
2answers
221 views

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

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. However, the contour plot I need to ...
6
votes
7answers
802 views

How to draw a Circle in 3D on a sphere [duplicate]

The Circle function is strictly a 2D Graphics object, so that we cannot directly combine a ...
0
votes
2answers
91 views

Parametric Plots [continuous and discrete]: --showing parameter increase for multiple values of another parameter

In my problem, I am effectively plotting a parametric function that depends also on an outside parameter, e.g., the real/imaginary parts of ...
4
votes
4answers
275 views

Spiral roots, how?

I found this picture on the net, as I can play in mathematica
1
vote
1answer
83 views

White Edges Around Graphics Elements

Using the following code, I am able to generate a grayscale Voronoi diagram: ...
0
votes
1answer
35 views

More than one graphic in Graphics command [closed]

another question regarding plotting. I'm sorry, but somehow it is superhard for me to use these. I have a Graphics plot and I want to add a Point to it. A circle is already working. But everything ...
2
votes
1answer
97 views

Barchart recognize time series data?

I can't seem to get Barchart to recognize TimeSeries data. For example, my data is: {{1891, 1}, {1892, 1}, {1897, 1}, {1898, 1}, {1903, 1}, {1904, 1}, {1905, 1}, {1908, 4}, {1909, 6}, {1910, ...
6
votes
2answers
145 views

Extruding a wierd 2D shape to make a prismatic 3D shape

I have the outline of a 2D shape defined by a periodic radius R[θ]. I would like to extrude this linearly to a prismatic 3D object that has my cross-sectional ...
2
votes
1answer
94 views

Export collection of plots to A4 pdf

Sometimes I want to Export a collection of plots or other Graphics to a pdf in A4 format. Right now I'm using a GraphicsGrid inside a panel which is an inset in a Graphics object. Here is an example: ...
1
vote
0answers
20 views

How to suppress mouse over error messages on graphics

How do I suppress these they are preventing me from getting coordinates. Here is the code to create the graphic if it helps. ...
0
votes
4answers
87 views

Family of Lines

I need to draw a family of lines connecting (a,0) and (0,b), where a+b=2, and determine an equation for the envelope of this family of lines. I need to do this in mathematica and don't know where to ...
1
vote
2answers
84 views

Controlling colors of points in ListPlot

I have a collection of points I want to plot using ListPlot[]. I would like each individual point to be a certain color depending on a key value that is based on a list separate from the points. As a ...
1
vote
1answer
112 views

Approaches to solving non-linear systems of equation with assumptions

The specific type of system looks as follows: \begin{align} (r-r')x+4d_1 x^3+4d_{12}xy^2 &= 0 \\ (r+r')y+4d_2 y^3+4d_{12}yx^2 &= 0 \\ \end{align} Where $r,r',d_1, d_2, d_{12}$ are all real ...
0
votes
1answer
122 views
11
votes
0answers
228 views

Getting EPS imports to respect the original fill rule

One major problem in my attempt to answer to the CountryData flags question is that the way Mathematica handles filled curves differs from the way SVG and EPS style editors do. The latter two have the ...
28
votes
2answers
2k views

An efficient circular arc primitive for Graphics3D

As many people have noted, the 2D graphics primitive Circle doesn't work in a Graphics3D environment. Several solutions to this ...
70
votes
8answers
13k views

How to make an inkblot?

How to effectively create a polygon that looks like a realistic inkblot? So far, I could come up with this (borrowing from Ed Pegg Jr.'s Rorschach demonstration): ...
8
votes
3answers
558 views

How to ensure that Polygon[list] plots a simple polygon?

Consider the following code which plots a triangle. p = {{0, 0}, {.2, 0}, {0, .2}}; {Cyan, Polygon[Dynamic[p]]} // Graphics Then adding (for example) ...
20
votes
4answers
1k views

How to plot Error Bars in a 3D scatter plot

This is a simple problem which is proving difficult to solve. I want to plot error bars on points in a 3D scatter graph. I plot error bars on points within a 2D scatter by: ...
38
votes
7answers
2k views

Character edge finding

The following line of code finds the edge of a character: ...
2
votes
0answers
29 views

Export PDF margins different in V9 & V10 compared with version 7

PDFs in version 9 and 10 have bigger margins than in version 7. I can't find any differences in the settings. I'm using A4 paper and it looks like version 9 might be trying to use letter size. ...
2
votes
2answers
901 views

How can I get even steps on x and y axes in a plot?

I'm plotting the shortest distance from a point to a line using the following code ...
17
votes
4answers
4k views

ListPlot with plotmarkers determined by point

I am trying to build on a simple example here: td = Prime[Range[25]] dsk = Graphics[{Blue, Disk[]}] ListPlot[td, PlotMarkers -> {dsk, 0.7}] How can I make ...
6
votes
2answers
450 views

Transfer graphics from Mathematica to Word without loss of quality

I want some high-quality 2D graphics produced by Mathematica in my paper. My step-by-step operation as follows: First I make the plot, for example, ...
13
votes
2answers
1k views

How do I map a Mollweide projection onto a sphere?

I have this Mollweide projection of the Earth circa 600 million years ago (http://jan.ucc.nau.edu/~rcb7/370moll.jpg).(1) I want to map this onto a sphere. My results have big black splotches in ...
0
votes
0answers
30 views

How to change a direction of a point after stroke the edge

Could you explain me how to made my point moves like enemies in xonix game, when the point strokes the edge? ...
6
votes
2answers
148 views

How do I get my spline based arrows to have rounded ends?

I would like to change the how the ends of the spline arrows in my figure are rendered to be "rounded", but ...
3
votes
0answers
75 views

Problem drawing a GeoPath polygon with GeoGraphics

I want to draw some polygons bounded with various geographic coordinates. For example, here is the code to draw a triangle between New York, Cape Town and Beijing. ...
3
votes
1answer
56 views

LineScaledCoordinate problem for exact coordinates

Edit: Confirmed bug. CASE:2326540. Still the case in V 10.1. Solution: Wait and use N meanwhile. I've faced this problem ...
9
votes
3answers
239 views

Problem with CurrentValue[“MouseOver”] when graphics are wrapped with Deploy

Bug reproduced in: V 9.0.1 - 10.1 Please take a look at following toy example: ...
9
votes
2answers
682 views

How to create these famous surfaces in topology with the desired color effects?

It was said such real objects of famous topological surfaces were plotted by the cooperation between mathematician Richard Palais and artist Luc Benard, and published as the cover page of Science ...
0
votes
2answers
80 views

Combine two functions in mathematica to get one image with two elements

I am trying combine this two functions into one piece in grid. ...
8
votes
1answer
248 views

Preventing cell height adjustment when rotating 3D graphics

I have a large dataset of scattered x,y,z coordinates. I am trying to use ListPointPlot3D to identify outliers in 3D. This involves generating a plot and then ...
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 ...