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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1
vote
2answers
66 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
31 views

copy and paste legend with plot [on hold]

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
126 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
228 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
120 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 ...
5
votes
4answers
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
37 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 ...
0
votes
0answers
58 views

Plot all points that satisfy a condition [on hold]

I'm interested in plotting various curves directly from their definitions, but I have no idea which function I'd use for that. For example, I'd try plotting a circle by telling Mathematica that a ...
4
votes
2answers
130 views
-4
votes
0answers
31 views

please, help me with writing a code in Wolfram Mathematica [on hold]

With six sliders set the two matrices: symmetric Q and symmetric positive definite G. Draw on the Cartesian plane of the main directions of the pair forms, along each of the main areas to defer a ...
11
votes
1answer
601 views

Solving and Animating Three Body Problem

I am attempting to solve a three-body problem using the Lagrange formalism, with a 1/r potential. I started off by defining T and U (kinetic and potential energy) as follows: ...
2
votes
1answer
83 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
125 views

How can one plot percentage chart of continuous functions?

I know you can plot percentages using stacked histograms like this: ...
4
votes
1answer
81 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
110 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
111 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
76 views

Tick label is missing

These plots do not show the first tick label on the left: ...
22
votes
3answers
1k views
0
votes
2answers
44 views

Control legend size when autoLegend is used with LinTicks [on hold]

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
212 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
729 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
1answer
36 views

Plotting various circles [closed]

I want to plot various circles in the same graphic using the command Circle. I mean, something like: Does anyone has an idea?
19
votes
2answers
1k views

Generating convex polyhedron from face planes?

Suppose I have lists of normals and points for planes. There's a convex polyhedron whose faces lie on these planes and are bounded by plane intersections. What would be the easiest way to produce an ...
4
votes
4answers
268 views

Spiral roots, how?

I found this picture on the net, as I can play in mathematica
0
votes
0answers
45 views

How can I make a plot of integer lattice? [closed]

I want to make a plot of complex plane with dots representing visible lattice points. I want the result represented somehow like this: ...
1
vote
1answer
80 views

White Edges Around Graphics Elements

Using the following code, I am able to generate a grayscale Voronoi diagram: ...
0
votes
1answer
34 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
83 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
133 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
90 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
19 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
83 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
78 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
111 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
117 views
11
votes
0answers
217 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 ...
69
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
552 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
27 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. ...
0
votes
3answers
304 views

Visualizing data on a world map - flexible record format

I have a list of members of a team, and I want to create a visualization on a world map. I want to plot them on a map, to see some clustering. The fields are: ...
9
votes
2answers
934 views

Font sizes in graphics

I'm trying to find an explanation for the different sizes I'm seeing for fonts added to graphics in different ways, and haven't yet located an easy to understand explanation. Here's a minimal ...
2
votes
2answers
868 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
431 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 ...