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
3answers
197 views

Using DiscretePlot to graph the Riemann sum of a parabola

I want to graph the Riemann sum (upper sum) of $y=x^2$ with $1\leq x\leq 4$ using 6 rectangles. I want the rectangles to be green. On the Wolfram Mathworld website, I can render exactly what I want ...
1
vote
0answers
50 views

cut and project tilings — Amman Beenker tilings

A certain research paper gives a recipe for building Amman-Beenker tilings as a special type of cut-and-project algorithm. The result is usually a pleasant kind of aperiodic tiling shape. The ...
0
votes
2answers
63 views

How to create a custom filling with ListPlot

We have the following simple example ...
2
votes
1answer
102 views

Rasterized density plot with vector axes

I'm wondering if there is an easy way to get the plot below exported in a small pdf? The plot below is made in the following steps: step 1: Create a streamplot step 2: Create a densityplot, where ...
2
votes
1answer
120 views

How can I make a map of Sierra Leone at the district level?

Hi I am trying to make a map of Sierra Leone and am running into trouble. SL has 4 provinces: Northern, Southern, Eastern, and Western, which are diced up into 14 districts as shown here: ...
2
votes
2answers
75 views

Placing text within a plot

I want to place text within a plot. The text is always centered relative to the coordinates. How can I left-align or right-align the text relative to the coordinates? For example: ...
0
votes
2answers
164 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 ...
1
vote
0answers
39 views

Join a surface and a density plot [duplicate]

My question is if it's possible to do something like this with Mathematica: I know that it is possible to plot a surface with Plot3D and a 2D plot with DensityPlot, so I was wondering how to join ...
0
votes
0answers
41 views

How can I maximize image quality in a notebook?

This may not be a new topic. I have some images from Visio that I would like to include in a Mathematica notebook. Once I have added the image to my notebook, the quality is degraded. Is there a ...
2
votes
1answer
56 views

Specifying the style of edges in directed graphs [closed]

How do I specify the style of individual edges in a directed graph (in Mathematica version 9)? Consider maybe this ...
6
votes
2answers
178 views

How to make a “flat” plot (or a grid of 2 plots) of 3 variables in Mathematica (sample picture attached)

Is it possible to plot that kind of graph in Mathematica? (picture attached) If yes, it can be used to visualise a simple "balance system" of the form: X = f[e]; ...
2
votes
0answers
72 views

Unnecessary and slow conversion between simple polygons and geometric regions

To my knowledge some (but not all) of the new geometric region functions in Mathematica version 10 require an additional step to convert from geometric shapes into regions. However this step Does ...
4
votes
2answers
183 views

Embedded Graphics: General Relativity

Is there a way to make the following graph with two dimples? Like the central indent and another indent to the side to simulate a central mass like the sun and another smaller mass like the Earth in ...
6
votes
1answer
159 views

Aristic rendering of breaking waves from a Japanese panel

Any insight to model and render the breaking waves in the style of this - likely Japanese or possibly Korean panel? Line drawings are acceptable, not necessary to replicate all the details like ...
4
votes
2answers
261 views

How to plot an implicit value funtion

Previous question has been solved (Gap in a continuous plot). Here is a new related question. ...
1
vote
4answers
124 views

Problem with ContourPlot [Not smooth curve] [closed]

Here is my code ...
3
votes
1answer
161 views

List Contour Plot: Delete some contour lines, but keep the colors

I'm trying to make a Contour plot of a set of data of the kind: $(x,y,f(x,y))$ What i'd like to do is to remove the majority of the iso-line and just leave two of them, but keeping the changing of ...
1
vote
2answers
147 views

The graph of inverse function $f^{-1}(y)$

Show that $f:I=(-1,1) \rightarrow \mathbb{R},$ it follows that $$ f(x)=\begin{cases} \quad1-x & \text{ as } -1<x\leq 0, \\ \frac{{x}^{-1}+ \lfloor {x}^{-1}\rfloor}{1+{x}^{-1}+\lfloor ...
2
votes
2answers
111 views

Plotting boundary of piecewise function in ContourPlot

I am trying to do a ContourPlot of the following function: ...
2
votes
0answers
80 views

Font rendering difference between .jpg & .pdf [duplicate]

I have some planar graphics involving lines and text, produced by Line[] and Text[], accepting the default font on the latter. ...
10
votes
2answers
650 views

Rendering thousands of points

I am trying to render an image with some 120,000 Points. Technically it's just 10,000 points, plus their reflection, plus 5 rotations of both of those sets, but I'm ...
1
vote
2answers
256 views

Generate nonoverlapping random circles [duplicate]

I want to distribute n circles unformly in an area(e.g. free plannar space). The circles could touch each other but cannot overlap. ...
0
votes
1answer
79 views

Display 3D function and its gradient in same graphic [duplicate]

Is it possible to display e.g., $z=x^2+y^2$ with Plot3D and in the same box, in the $z=0$ plane, plot its gradient?
1
vote
0answers
61 views

ImageResolution Doesn't Work!

The code below is supposed to generate a high resolution plot, but it does not! g = Plot[Sin[x], {x, -1, 1}]; Export["c:/sin.jpg", g, ImageResolution -> 600] ...
2
votes
0answers
59 views

How to combine several plots with this special alignment? [duplicate]

How can combine different plots just as shown in the image? Just give codes about one example plot,and tell me how to create plots as the form as gaven. Follows are codes: n = 2; z = 200; [Alpha] = ...
0
votes
0answers
75 views

Exporting graphic to pdf acting funny [duplicate]

I have a plot created in a notebook that I usually would right click on and choose Save as pdf. It worked fine until this morning. Shown below, the first plot is what I used to get. The second plot is ...
3
votes
2answers
165 views

How to cut a thick curve in half lengthwise?

Is there any easy way to cut a thick curve in half lengthwise? Example: suppose I have the cardioid shown in the figure below, is there a way to delete either the inner or the outer portion of the ...
0
votes
0answers
67 views

How to randomly create disks with randomized radii under given specific cover ratio? [duplicate]

I want to create uniformly distributed disks(dots) in a specific rectangular area. Suppose: the disk radii should be uniformly between $a$ and $b$ ($0<a<b$); there is no interaction between ...
5
votes
3answers
137 views

Find Unconnected Subregions

If I have a region, how can I identify sub regions that may be disconnected, if any exist? region defines a rectangular region given two diagonally opposed ...
0
votes
1answer
199 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 ...
2
votes
1answer
195 views

How can I improve ContourPlot to get smooth curve?

I am working on the ContourPlot to creat contour line of a InterpolatingFunction recently. This is my data. This is my simple ...
0
votes
0answers
56 views

Align axes in GraphicsGrid - with one rotated figure

I would like to align the axes of the three plots: g3, gPosteriorMarginalMu and gPosteriorMarginalSigma: ...
5
votes
2answers
194 views

How can I use ContourPlot to creat streamline for a free surface domian: proper arrow orientation and correct domain?

I get into trouble when I use ContourPlot to draw streamlines in a free surface flow domain. This is my data.The data are a little bit big, please be patient. ...
1
vote
1answer
24 views

How to share `ChartLegends` among multiple `BoxWhiskerChart`s in `GraphicsGrid`?

First, create two BoxWhiskerChart: box1 and box2 ...
2
votes
1answer
111 views

Dynamic overlay of graphics and plot while maintaining uniform coordinates [closed]

I have a plot and a graphic that I want to overlay onto one another while retaining a uniform sense of coordinates throughout the whole thing. I have tried to do this two ways and both suffer from ...
3
votes
3answers
131 views

Colorize an image using two parameters

I have a matrix of data. I use Colorize[Image[Rescale[data]],ColorFunction->"Rainbow"] to create an image from the data where the value of each pixel is used ...
4
votes
2answers
171 views

Animate skips frames and hard to control speed.

I browsed similar questions related to Animate jerkiness like here, but haven't found the right options to control animation rate while also displaying all frames: ...
4
votes
2answers
164 views

Extracting ragged array from an image

I have a list of points, which represent positions of peaks in an image. The nature of the image itself shouldn't matter, as I already have the peak positions. As a simple example, consider the ...
3
votes
0answers
89 views

My code does not give the same results on mathematica 9 and 10 [closed]

I have developed last year an algorithm using mathematica 9. In this algorithm, I remember that coordinate system of Image and Graphics are not the same. However, in mathematica 10 the coordinate ...
2
votes
0answers
193 views

How can I create a minimal surface with trefoil knot as inner edge and circle as outer edge?

This minimal surface is the subject of Michael Foster's beautiful wood-turned sculpture "Inversion" (see http://breezyhillturning.com/styled-2/photos-2/index.html). In addition, how can one create 2D ...
0
votes
0answers
38 views

Add a contour plot on the xy plane of a 3D plot [duplicate]

I have this: ...
4
votes
2answers
242 views

Plot with Mathematica

How Can I plot the following figures for the following equations? $x\in\mathbb{R}, f(x) = \frac{\left|\sin(x)\right|}{x^2+x+1}$ $t\in\mathbb{R}, A(t)=\displaystyle\int_t^{t+2\pi}\!\dfrac{|\sin ...
0
votes
1answer
121 views

Performance Issue When Using Manipulate

Any help would be appreciated! I've been attempting to manipulate the graphics for time t. We need to have Di set to 11.2, however when it is set to any value greater than .1, we see a great deal of ...
5
votes
0answers
96 views

More Ticks::ticks errors in AbsoluteOptions in v10

Bug introduced in 10.0.0 While the specific bug affecting Plot described in AbsoluteOptions prints error messages in V10 has been fixed in 10.0.2 there remain ...
0
votes
0answers
49 views

Break axes on listcontourplot

I would like to insert a break on both of the axes of a ListContourPlot near the origin, to include a datapoint which has axis values quite far away from the others. The question is similar in nature ...
1
vote
1answer
69 views

Coloring vertices according to a function using GraphPlot3D

This question is similar but not identical to a related question called: coloring-vertices-using-graphplot . I need to color the vertices of a graph according to a function, f that is defined on the ...
2
votes
2answers
108 views

How would I rotate a table of Cuboids around the y axis?

Currently I can print out this using Graphics3d: Here's the code: ...
1
vote
2answers
130 views

3D Sphere Plot + Points [closed]

I'm currently trying to create a 3D plot of a sphere along with four points of different colour, using the following code: ...
6
votes
1answer
277 views

How to add texture to a parametric plot?

I need to put some simple textures to some parametric plots. My textures are not complicated, They are like the first example in here. Is there any simple way of doing this? For example, How can I ...
0
votes
0answers
44 views

How to set suitable View* for Graphics3D [duplicate]

My codes and result as following. There is an people object in 2D view. You can move the people object in 2D view, the direction of the arrow is the direction that the people see. You can use the ...