Questions on creating visualizations from functions or data using high-level constructors such as Plot, ListPlot, Histogram, etc.

learn more… | top users | synonyms (6)

3
votes
3answers
346 views

How Can I superpose an image and a graphics?

I want to superpose an image with a graphics in order to evaluate their alignment. I am writting this exemple of code. ...
1
vote
1answer
142 views

Problems with formatting a bar chart

I am trying to create a financial dashboard using Mathematica. I am having trouble formatting the axes ticks to show whole numbers. Further, when I hover over one of the chart elements, it is ...
0
votes
1answer
209 views

Plot lines keep disappearing

I'm trying to plot the Compton Shift which I've defined as: E2[ϕ_] := E1/(1 + (E1/(m*c^2))*(1 - Cos[ϕ Degree])) I've initiated the constants and when I evaluate ...
1
vote
0answers
107 views
3
votes
1answer
188 views

Adding and summing overlapping Airy (or Gaussian) disks on a plane

In a previous question of mine, I asked how one might draw an Airy disk on a plane: Generating an Airy disk on a plane, and recieved some impressive answers from the users Timothy Wofford and ...
2
votes
1answer
172 views

Copying each object in a plot separately as an image

I would like to copy a plot from Mathematica as an image, into a PowerPoint slide. This plot has two curves. When I try to do the (naïve) usual "copy graphics" and paste, I find the full plot (along ...
3
votes
2answers
385 views

fit a curve in a three dimensional space

I have a list of points of a curve in a three dimensional space, like ...
0
votes
0answers
45 views

How to manipulate lists to get only part of the value [duplicate]

This is really a question about manipulating the output of Maximize. I have a function of 2 variables, defined thus: ...
2
votes
1answer
749 views

Plot3D with a log scale only along the y-axis

I would like to ask how to make a 3D plot (maybe using Plot3D) with a logarithmic scale along the y-axis? For example: I have a function, $f(x) = 2(1 + a\,x^4)/x^2$, where $x$ varies from 0 to 20 ...
7
votes
3answers
824 views

Hovering mouse cursor over a plot to display a “corresponding” point in another plot

(Apologies for not having gotten around to responding to and accepting answers on my other recent questions—as a meticulous and thorough type, I'd like to take my time to fully comprehend and ...
2
votes
2answers
391 views

How to create a combined bar plot with time format?

I'm not sure how to add time format to bar plots. I'd like to be able to make one bar plot for one data set and another for another data set and then combine them, but I don't know how to offset each ...
3
votes
2answers
878 views

Generating an Airy disk on a plane

I wish to generate a surface intensity plot of an Airy disk (or perhaps a two-dimensional Gaussian approximation to an Airy disk) on an (x, y)-plane at a specified coordinate. The hope is to have ...
1
vote
1answer
134 views

Two-way locator & slider controls

I was wondering whether it was possible to have a two way control system, whereby one could click and drag both the locator (which would in turn move the sliders), AND click & drag the sliders ...
1
vote
1answer
150 views
0
votes
2answers
115 views

Gaps in plots of equation solution from parameter

I'm trying to plot solution of system of equations as a function of parameter ...
2
votes
2answers
631 views

Locator to show coordinates of plot

Old I would like to make the locator follow a plot, giving the coordinates as it moves. I don't really know where to start with this one, but I would like the dynamic plot to look something like ...
9
votes
2answers
505 views

In version 9 PlotLegends, how can I remove the strange edges that appear around LegendMarkers?

I'm running Mathematica version 9. I am using ListPlot to plot two sets of data. For each data set, I am using different ...
5
votes
2answers
347 views

How and when to use Evaluate?

A month ago, I used Mathematica to solve my experiment of the Test Technology of Mechanics Engineering. The exeriment is mainly about the Fourier Transform and verify the validity of the theory of ...
7
votes
1answer
160 views

Fixing Spline curves so as to not overlap with themselves - (Diagrams)

Statement of the problem: Conceptually, what I'm trying to achieve is pretty simple. I have some code that generates a set of diagrams from a list of sets of points using BSplineCurve. Certain ...
0
votes
1answer
147 views

Understanding distribution chart

How to explain DistributionChart function in mathematica, For example: if I have ...
2
votes
1answer
493 views

How to combine two plots with the same y-axis

I have a data file which contains three columns of data. The first and the second column correspond to $x$ coordinates, while the third column to $y$ coordinate. Here is a small sample of the data ...
3
votes
2answers
457 views

How to show the coordinates of a point and the equation of a line dynamically? [duplicate]

I am constructing a diagram that consists of a sine curve and its tangent line at a given argument. However, I want to show the coordinates of the point of tangency and the equation of the tangent ...
1
vote
1answer
289 views

Plot the solution complex transcendental equation

I'm trying to plot an implicit function satisfying a complex transcendental equation. The code is the following: ...
1
vote
1answer
70 views

What's wrong with the following Plot in Manipulate?

I try to show the convolution of a step function and a triangle function is smooth with the following code: ...
6
votes
2answers
2k views

Too much whitespace in a GraphicsGrid containing Legended Plots

Where is all the vertical whitespace coming from, and how do I get rid of it? ...
2
votes
1answer
86 views

Plot with non-standard domain

I have data {x, y} where x starts at -25 degrees and goes up to +25 degrees in 1 degree steps, and then comes back down to -25 degrees in 1 degree steps again. I ...
9
votes
4answers
389 views

Finding a point from a set of contours such that it is nearest to a given point

I have several contour lines and one point. How can I find a point in one of those contour lines which is nearest to the given point? ...
2
votes
2answers
139 views

How to plot complex values given by Solve

Update Solve[N[Table[BernoulliB[n, z], {n, 10, 10}] == 0]] ...
1
vote
1answer
249 views

Formatting plot of symmetric points differently to asymmetric points

From an array of numbers, I would like to determine (and then colour appropriately) which points are symmetric about a given axis (here, $x = 1/2$), and which are not. For example, form this: ...
3
votes
2answers
187 views

Differentiating a Cumulative Distribution Function which has a discontinuity at $0$

I want to take the derivative of a distribution function which has a discontinuity at $0$. Here is the function: ...
10
votes
1answer
571 views

How do I place a texture on an irregular 3D model?

I'm trying to reproduce a textured head in Mathematica, and I'm using a kind of 'net' of a head which contains all the features on the face. The texture looks like this: which is supposed to look ...
2
votes
2answers
160 views

How to increase the size of the dot produced by OverDot[]

As the title says, I want to find a way to increase the size of the dot produced by OverDot[]. Here is a simple code ...
3
votes
1answer
205 views

Plot Ticks disappear when combining Plot with Graphics

I'm attempting a simple Plot that I want to add asymptote markers to: ...
2
votes
4answers
251 views

Given an implicit solution, how to plot transformation of this implicit solution?

I have a function, which gives an implicit solution of a variable $y$ as a function of $x$. Moreover, I have a function $f$ which depends on $y$. How to plot a ratio of $f/y$, given that $y$ is only ...
2
votes
1answer
162 views

Set defaults for ViewPoint and AxesLabel

Instead of adding AxesLabel -> {x, y, z} every time to code in order that the axes appear, how can I make Mathematica display the axes by default? Also, how can ...
2
votes
1answer
7k views

Plot points, line and plane in one 3D plot [closed]

What's the easier way to plot these coincidently in 3D: ● The plane $5x - 4y - 9z = 0$ ● Parametric line $x = t, y = t/2, z = t/3$ ● Two points: $(0, 0, 0), (1, -1, 1)$ ? Moreover, how can I pick ...
6
votes
1answer
662 views

Hatched bars and bar-specific background in BarChart

I would like to diagonally hatch the bars in BarChart and to have three different background colors for the different bars, like this: Any ideas how to ...
6
votes
3answers
962 views

Customizing & finding intersection points in polar plot

I want to verify a theory stating that a golden mean spiral plotted on a polar graph will have intersection points at specific values. There should be 8 concentric circles, each at the same ...
2
votes
1answer
162 views

How to frame a PairedHistogram and manipulate the frame ticks?

How can I Frame a PairedHistogram and manipulate the frame ticks? I want to specify and control the frame ticks in the paired ...
1
vote
1answer
195 views

Can Epilog be used with ParametricPlot3D

This command: ParametricPlot3D[{Cos[t], Sin[t], t}, {t, 0, 2 \[Pi]}, Epilog -> {Arrow[{{0, 0, 0}, {Cos[\[Pi]], Sin[\[Pi]], \[Pi]}}]}] Produces the ...
6
votes
4answers
227 views

Draw graph wherein vertices are ArrayPlots

I need to place ArrayPlots in the vertices of graph. i.e. in graph Graph[{1->2, 2->3, 3->1}] I have to replace vertex 1 with ArrayPlots[{{0,0,1}}] and ...
3
votes
1answer
467 views

Plotting velocity vectors for pressure driven pipe flow

So I find the velocity profile for Pressure driven pipe flow and it looks like: $$u = \frac{h^2}{2 \mu} \frac{\mathrm{d}P}{\mathrm{d}x}\left[1 - \left(\frac{y}{h}\right)^2\right]$$ Here, a fluid ...
4
votes
3answers
206 views

Border on part of ArrayPlot

I need to outline with border the group of cells in ArrayPlot. More precisely in my case I would like to outline all blocks of two black squares in the following line. ...
0
votes
1answer
393 views

How can I combine several 2D-plots to one big 3D plot?

So I've been able to make a list given by list = Table[{xValues, f[xValues, t (*fixed*)]}, {xValues, xmin, xmax}] For example: ...
0
votes
0answers
26 views
5
votes
1answer
216 views

How can I stack plots so that they are aligned nicely? [duplicate]

Suppose that I have two plots (e.g., Plot, ListPlot, etc) that cover two regions of space. I would like to display them ...
10
votes
3answers
595 views

How to use legends from PlotLegends in LevelScheme?

I've been attempting to find efficient ways to generate graphics with legends for export, and have been working with both LevelScheme and the new (to v9) ...
1
vote
2answers
478 views

Placing text inside a region with RegionPlot

I am plotting many regions with RegionPlot. I would like to label each region as I plot it so that I get something that looks like figure made with the following code: ...
4
votes
3answers
452 views

Plotting the convolution of the same probability density function with itself

I would like to compute the integral $$q_n(x)=\int_{B}^A q_{n-1} (\omega)f(x-\omega)\mathrm{d} \omega,\quad q_1=f,\quad n\geq 1.$$ for a given density function $f$. Basically it is the convolution ...
4
votes
2answers
1k views

How to plot the 2-D graph of $|x|+|x+y|=1$?

Problem Description: Today,I am countered with a integral problem that I need visualize a 2D graph of the equation $|x|+|x+y|=1$ I plots it step-by-step by hand: When $x \geq 0, x+|x+y|=1$ ...