Questions tagged [plotting]

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

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How to plot ListDensityPlot3D with four column data?

I want a density plot with three-dimensional data of a function f[x,y,z]. The data is comprised of four columns corresponding to x,y,z,f. I tried using the following commands. ...
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1 answer
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ListPlot doesn't start from the origin

I've just started using Mathematica for one my university modules, so I tried replicating the results from our practical. I've defined a function ...
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2 answers
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How to make all my frames to be the same size?

I have several figures, like the one posted here, as follows: ...
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1 answer
60 views

Suggestion for labeling my plots

I have several figures like the one in the below: ...
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0 votes
2 answers
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Need help to 3D plot of the letter W

Generate a 3 D list plot using the image data from a binarized size - 200 letter "w" as heights ...
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4 votes
1 answer
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Custom scaling of x-axis in ListLogPlot

My question is a lot similar to the one about Custom Scaling of x-axis in ListPlot, however since I am using ListLogPlot, the option of ScalingFunctions does not work. I have a data set: ...
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1 vote
3 answers
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How to plot the described figure in mathematica? [closed]

I have had an assignment for which I was supposed to calculate the maximum volume of the figure. I have done it and found my maximum points in the figure. The assignment does not require to plot the ...
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1 vote
1 answer
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Aligning text on a graph

I would like to align the reduced temperature text Tr below the x-axis and not align it to the whole graph. The code used so far is this ...
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Do the options LegendFunction->"Frame" and PointSize work?

In the Mma versions up to 12.2 the function LegendFunction->"Frame" worked. Now (version 13.2, Win.10) it seems not to work: ...
3 votes
1 answer
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Legend for plot of multiple functions involving ReplaceAll only shows first function

In Mathematica 13.2, while defining a function for manipulating and animating a plot of multiple functions, I'm unable to generate a legend for the second and subsequent functions in my list. I've ...
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4 votes
2 answers
156 views

Visualizing Signs of Two Expressions

I have two eigenvalues that are given as functions of two parameters $a$ and $b$ $$\lambda_1 = - a -\sqrt{ a ^2-b^2}, \lambda_2 =- a + \sqrt{ a^2-b^2}$$ I have a restriction that $a \gt b > 0$. I ...
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1 vote
1 answer
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Interrupted plot lines when multiple branches of an ODE solution are plotted

I am plotting the following: ...
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0 answers
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How to plot a function that depends on a solution to a numerical equation?

Consider a function H[q(t),r(t)] = (1/2)(f[r(t)]-f[q(t)]), where f(x) is known, r(t) depends on q(t), and q(t) is a solution of a numerical equation. Question: How do I plot H(t)?
7 votes
2 answers
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Plotting set of functions with individual regionfunctions using PlotLegends

In this simple example, a set of functions is plotted using PlotLegends functionality. ...
1 vote
1 answer
106 views

Stepped Infinite Square Well [closed]

Here is the link for making the above graph for the Stepped infinite square well. The problem here is, all the eigenfunctions and energy eigenvalues are previously defined. Whereas, I want to use this ...
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1 vote
1 answer
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Couple PDE of order three [closed]

I tried to solve this coupled PDE with NDsolve and use manipulation code for manipulating the obtained plot, but I get an error like order inconsistency. Here I ...
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2 votes
2 answers
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Fourier series fit doesn't consider different local maxima of the data

I'm trying to appropriately fit a fourier model to experimental data. But the problem is that the resulting fit doesn't consider the varying local maxima of the data. Here's the data: ...
7 votes
3 answers
546 views

How to plot a point with two colors?

How can I use this type of marker for this? ...
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1 answer
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Why are there problems solving this SDE system?

Following this solution by Alex: Numerically solving a system of SDE's with Levy noise?, I tried Alex's solution for a different model: ...
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4 votes
2 answers
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How to efficiently make this color wheel?

The best approach I can find is the following: ...
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1 answer
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What's going on with Plot and Mesh here?

Here's a relatively simple function, i[t,lat,i0], that plots solar intensity as a function of time, t, given latitude, lat, and a solar constant, i0: ...
3 votes
1 answer
63 views

How to make filling (semi) transparent?

I want to make the filling between lines 2 and 3 semi-transparent so that the viewer can see there is another filling between lines 1 and 3 in the background. How can I do that? Thanks in advance. <...
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5 votes
1 answer
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How to save a plot from WolframCloud in the best quality?

I am using wolframcloud.com for generating a plot, but when I save it by right clicking and following "Save image as..." the plot gets saved with low quality (blurred). Is there a better way ...
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4 votes
1 answer
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Plot Legends and curve labels inside Show

Here is a simple version of my actual problem where I want to label curves inside Show and indicate the labelling by a legend. ...
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2 answers
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Selecting the specific values from a table and saving in a table:

I have the following code: ...
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1 vote
2 answers
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How to plot a function line with Markers, such as square, triangle, circle and so on?

How to plot a function line with Markers: ...
2 votes
1 answer
228 views

Plotting a 4-dimensional graph with the fourth dimension depicted using a color scheme

I wish to use Mathematica to plot a 4-D graph of R0 (basic reproduction number of a disease) against three given parameters in which the three parameters are represented by the x-, y-, and z- axes and ...
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1 vote
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Plotting two coupled functions

I am trying to plot u(t) and v(t) vs t but no luck. I have also used RecurrenceTable but of no use. Here are the couple functions ...
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0 answers
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Plotting projections of curves and surfaces in 3D

I would like to adapt the following code to generate two pictures: the first one is identical to the one it generates, but with the projections on the $xy$ plane of the caps that appear on the ...
4 votes
1 answer
143 views

Why is Evaluate[] in Plot[] not necessary in some cases?

after reading some related materials(Why do I have to put Evaluate[] here), in my understanding, BecauseAttributes[Plot] has ...
5 votes
5 answers
307 views

How can I get rid of the parenthesis in Mathematica? [duplicate]

I am new in mathematica , I am trying to solve an equation and show a graph of the solution and I am getting empty graph because of the additional Parenthesis I get . for example I want to get ...
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3 votes
1 answer
145 views

Time domain to Frequency domain: Simple question

I have an input sine wave of: f=60 Hz. a[x_]= Sin[(2*\[Pi]*f) * x]; If I want to have an input, the same sine wave but in the frequency domain, how it can be ...
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2 votes
1 answer
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Plotting several curves of the same variable for different values of a parameter

I am coding an SIR model using Mathematica. I would like to know how to plot multiple curves of I on the same figure for different values of the parameter beta, say for the values of 0.001, 0.002, 0....
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2 answers
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Plotting the solution of an equation

I just wondering if I can plot this solution? FullSimplify[Integrate[1/Sqrt[-1 + f/3 x^2 + b/x], x] , Assumptions -> {x > 0, f > 0, b > 0}]
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2 answers
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How can I plot a set of data in which each subset has three elements

let's assume this the set of data {{a1,b1,c1},{a2,b2,c2}........{a10,b10,c10}} plot a vs b and a vs c I have tried plotting this using ListLinePlot function but it didn't work
1 vote
1 answer
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How does ListLogLinearPlot work and can it obtained from a ListPlot?

Consider the following example plot for some point data ListLogLinearPlot[data[[All, {1, 2}]], Joined -> True] I need to know exactly how ...
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1 answer
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I want to increment the data one by one so that the histogram changes in Manipulate

BarChart[{1,2,3,4,5,6,7,8,9}] How can I pre-populate the data from this source code and move it with Manipulate to show how the ...
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2 votes
1 answer
47 views

Plot with implicit function

This question is a follow-up from this post. Consider a function $e=f(w,a;i,\lambda)$ where $w$ is implicitly defined as $w=g(a;i,\lambda)$ such that $w\geq 0$. Hence $e$ is eventually a function of $...
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2 votes
1 answer
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Plotting a function involving an implicit function

The function I would like to plot is $e=f(w,a;i,\lambda)$ where $w$ is implicitly defined as $w=g(a;i,\lambda)$ such that $w\geq 0$. Hence $e$ is eventually a function of $a$, i.e. $e=f(a;i,\lambda)$. ...
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Plotting an implicitly defined function for different parameter values

Consider an equation whose solution yields $w$ as a function of $a$ with two parameters $i$ and $\lambda$, i.e. $w=f(a;i,\lambda)$. Here is the code for solving the equation to obtain the solution for ...
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1 vote
2 answers
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Extract data points from ContourPlot3D

I have a ContourPlot3d shown below. There are some posts (157477) (3015) (19859) that showed how to extract points using a combination of ...
6 votes
3 answers
573 views

Most convenient way to visualize the internal structure of a three-dimensional manifold

Let's say we have a 3D spherical shell specified by the command: Regionplot3D[1/2<x^2+y^2+z^2<1,{x,-2,2},{y,-2,2},{z,-2,2},BoxRatios->Automatic] When ...
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3 votes
1 answer
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How to include sparse points in a ContourPlot if any?

I'm working with the following expressions: $$\left(\frac{1-\tanh (X)}{\tanh (X)+1}\right)^{-k}=\pm\frac{P_2^{(k,-k)}(\tanh (X))}{P_2^{(-k,k)}(\tanh (X))}$$ where $X\in[0,5]$ and $k\in\left[-\sqrt{\...
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Creating an interactive plot that zooms into the function

I am attempting to create an interactive guide that zooms into the function G[x] when you roll the mouse: ...
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2 votes
1 answer
91 views

A Simple Integrate

I'm facing the integral ...
8 votes
5 answers
631 views

2D cross-section of ParametricPlot3D

Now I'm trying to get the two-dimensional cross-section from ParametricPlot3D, the details of this question are as follows As an example, here is a parametric equation: x=x(u,v) y=y(u,v) z=z(u,...
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1 answer
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Solve an equation for different values

I was trying to solve this equation for different value of a constant (a) but the solution is not different for those values?!! b and m are positive values. ...
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Some confusions about Evaluate[] and HoldAll in Plot[] [duplicate]

i can't understand the outputs of the three commands in the following picture. question1: In my understanding, command one Plot[Table[a*x^2,{a,3}],{x,-3,3}] is ...
6 votes
2 answers
185 views

Approximation in LinePlot from NIntegrate

I am facing an approximation issue during a plot from numerical integration through NIntegrate. The code is: ...
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0 votes
2 answers
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How to increase the resolution of a RegionPlot3D?

How can one increase the quality of the following plot RegionPlot3D[{2z>= x+y&&x-y==0},{x,0,1},{y,0,1},{z,0,1},Mesh->None,MaxRecursion->6]
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