Questions tagged [plotting]
Questions on creating visualizations from functions or data using high-level constructors such as Plot, ListPlot, Histogram, etc.
15,194
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Difficulty to create the 3D plot of the Linear Schrödinger equation (Fourier Transform)
I am trying to solve the linear Schrödinger equation with Fourier transform as follows. Although analytically I was able to solve it and create the graphs I wanted. I have difficulty making the ...
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0
answers
31
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How to alter PlotRange
This is a follow-up question of my previous post: How to combine several plots with different $x$ and $y$-axis?
...
- 153
3
votes
1
answer
58
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Precision problem in DensityPlots
I need to perform a DensityPlot, but the figure is partially displayed. The codes and figure are shown below.
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- 749
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1
answer
61
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How to label the coordinate axis of the zero point of the first-order derivative function in the image?
You have posted almost identical question and got several answers: How can I mark the intersection of lines and curves with letters and coordinate values?. I am certain that given the complexity of ...
- 1,631
5
votes
2
answers
185
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Plotting inequality in Mathematica [closed]
I want to get a pictorial view of the condition (x-y)(4z^2-xy)>0. Had there been only two variables, a 3D plot would have worked, but what can one do with three ...
- 151
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3
answers
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Highlight parts of two different curves
In the plot generated by
y = 1;
Plot[{Sin[x] x^-2/y, y}, {x, 0, 2}, PlotRange -> {0, 2}]
how can one highlight the curve as shown below, and possibly fill ...
- 151
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0
answers
32
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ParametricPlot3D locations of axes and labels
In 3d plots, the location of the axes are very annoying since it adjusts automatically and usually it does not appeal to what we want. I have browsed some posts but I have not seen any that dealt with ...
- 551
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votes
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answers
49
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Program for revolution [closed]
Can you corrige my program ?
This program is supposed, from the arguments entered by the user, to revolutionize a sketch around an axis.
...
- 23
2
votes
1
answer
66
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Applying string to ticks along X axis
I need to plot a dataset with the x-axis ticks as character (String) instead of conventional number. How can I do it?
Here is my data and code:
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- 331
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1
answer
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How to write Mathematica code for this figure
[![enter image description here][1]][1]
[1]: https://i.stack.imgur.com/G5xvm.png. How to write Mathematica code for this figure
1
vote
1
answer
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How do I assign PlotMarkers based on two different variables?
I'm trying to create ternary diagrams with 6 data points (samples) that each have two values - a type and a location. I have these two pieces:
...
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2
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155
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3D plot of a triple integral in polar coordinates
I have a triple integral with 2 changing angles (a and t). I need to integrate it and obtain a 3DPlot in polar coordinates (R,a,t). But Mathematica does not make it. What is wrong here?
...
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1
answer
83
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How to get DFT from Sound/Audio/Image?
When I'm trying to do Discrete Fourier Transform or just get a ListPlot of values from Sound object, I get error message..
I understand that Fourier command (and ListPlot of course) works only with ...
- 19
1
vote
1
answer
120
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How to color the first derivative function and corresponding original function images accordingly?
How to modify this code so that the first derivative image of the function displays different colors above and below the x-axis?
Based on Michael E2's comments in the above post, the following code ...
- 1,631
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1
answer
119
views
2
votes
1
answer
65
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Mathematica StackedList Plot error : An option must be a rule or a list of rules [closed]
I am trying to plot the given equation as a StackedListPlot. It works normally when I use the Plot function but does not work when I use the StackedList Plot.
...
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2
votes
2
answers
118
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Plotting the z(x,y) = 0 plane with Plot3D. How can I make the Mesh in polar coordinates?
If I
Plot3D[0,{x,-10,10},{y,-10,10}]
I get the desired z(x,y) = 0 plane which I want to plot, however with a cartesian mesh drawn on it. I would instead like the mesh to be in polar coordinates. How ...
- 663
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votes
1
answer
49
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Plane embedded in Non-Euclidean spacetime
The AdS-Schwarzschild black hole metric is given by,
$$ds^2 = \frac{1}{z^2} \left( -f(z) dt^2 + \frac{dz^2}{f(z)} + dx^2 \right)$$
where $t$ is time, $z$ is the radial direction, $x$ is a transverse ...
- 551
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vote
1
answer
64
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How to define step size of y axis in mathematica plot [closed]
I want to plot the following function.
f(r) = 1 - $\frac{10}{r}$ e$^{-\frac{0.7^2}{10 r}}$.
I can specify x-axis range using
Plot[f[r],{r,0,20}]
For the above ...
- 267
3
votes
1
answer
84
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Clip Planes issues
I want to plot a schematic diagram of this
or
So far, I am able to plot this using the code provided below.
I am having a problem with ClipPlanes
...
- 1,262
7
votes
2
answers
426
views
How to divide the contour in three parts with the same arclength?
We set MeshFunctions to "ArcLength",but it is missing the boundary point,so there only two points on the contour.
<...
- 338
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votes
1
answer
93
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Plotting InterpolatingFunction of a solution of Fokker-Planck equation
I want the 3D surface plot of -Log[sol[x,y,8]] but I can't handle the InterpolatingFunction error. Please help me in extracting the function.
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- 1
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2
answers
79
views
Problem during the analysis and plotting of a large data
I am dealing with a large dataset and I need to plot the dataset as a contour plot. The code is as follows:
...
- 331
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3
answers
88
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List manipulation and plotting
I have a code which takes as input RandomSample[Range[d^2],4] for a given d and outputs a value ...
- 332
1
vote
2
answers
125
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Solving an implicit equation involving Elliptic integral
I have the following equation:
EllipticE[1/(1 + 16*(ja*me + jb*mo)^2)] +
16*(ja*me + jb*mo)^2*EllipticK[1/(1 + 16*(ja*me + jb*mo)^2)] == 0
I want to find values ...
- 113
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votes
1
answer
62
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Differently colored points inside the circle
Let
Ar1 = {{1/2, 1/2}, {-1/2, 1/2}}, Ar2 = {{-1/2, -1/2}, {1/2, -1/2}}
and
...
0
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0
answers
55
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How to write "Degree" in a proper way while drawing a scatter plot in mathematica?
I want to draw a scatter plot of a equation which includes trigonometric \Sin[\theta] etc. Please show me the proper way to specify "Degree" while drawing the scatter plot. For Eg. if I ...
- 125
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33
views
0
votes
1
answer
40
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How to adjust PlotRange automatically depending on the value of the function?
Consider the following test function:
func[x_] = x^3 Exp[-x^2];
In general, it may be an arbitrary function without e.g. extrema.
I want to plot it:
...
- 4,866
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votes
1
answer
46
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when we solve the simple ODE then [closed]
NDSolve[{u'[y] + (k + y) u''[y] - Ha^2 (k + y) u[y] -
u[y]/(-k + y) == -k, u[-1] == 0, u[1] == 0}, u[y], y]
gives the error
...
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1
answer
48
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BarLegend inconsistent with DensityPlot colors
In this post, 2D transient heat equation solution, @Alex Trounev helped me, in setting up a 2D simulation of a heat transfer problem where multiple materials are involved. The code is here:
...
- 1,197
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2
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121
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46
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How to correctly save plot in file?
I am running:
WordCloud[{{"aw", 5}, {"bw", 1}}]
and I am getting correct plot in notebook, which looks like:
Now if I am trying to increase ...
- 1,057
2
votes
1
answer
66
views
How to plot properly the disconnected regions if using the option Joined->True?
Consider the following domain:
...
- 4,866
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1
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92
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How to draw a line on an existing region using RegionPlot with manipulate?
line1 = Table[{x, z + 1}, {x, 0, 2}]; Manipulate[ RegionPlot[x^2 + y^2 + z < 1, {x, 0, 2}, {y, 0, 2}, Epilog -> {Red, Line[line1]}], {{z, 0.5}, 0, 1}]when I ...
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2
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60
views
LOG transformation [closed]
I have data (x,y) with some error bars, and I want to replace each value of y with log(y+1). I tried with Mathematica but it didn't work.
What is the problem with my code?
how can I calculate the ...
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0
answers
40
views
How to export DensityPlot properly?
I generate some density plot using the following code:
...
- 4,866
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2
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91
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6
votes
4
answers
321
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Approximation of the Fabius function with a quotient of exponentials
Approximation of the Fabius function $f(x) = \text{FabiusF}[x+1]\cdot \text{HeavisideTheta}[1-x^2]$ - FabiusF[x] doesn't work in Wolfram-Alpha
I am looking to figure out how well the displaced version ...
- 163
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votes
2
answers
100
views
Solving 3D heat equation with an off-center boundary condition
So i have this code (albeit a simplified version but it'll do for this question)which solves a time dependant 3D heat equation on a cylinder.
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0
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1
answer
73
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Numerical Integration of System of Second-Order Differential Equations [closed]
Can Mathematica numerically integrate (and make an x-y plot of the solution of) a system of two second-order ODEs $$\frac{d^2x(t)}{dt^2}=A(t, x(t), y(t), \frac{dx(t)}{dt}, \frac{dy(t)}{dt})$$ $$\frac{...
3
votes
1
answer
86
views
-2
votes
1
answer
92
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Mathematica is not showing the plot
Kindly take a look at this code. Mathematica is not evaluating the integration. Here I am providing the code. Please help me plot this integral.
...
3
votes
1
answer
235
views
Noise in energy spectrum
I am plotting the Landau levels of a system numerically. Every thing is going right except a lot of noise in the energy spectrum. Please, help me out to resolve this issue. Thanks!
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0
answers
51
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Plot of phonon-drag thermopower in Mathematica
I am interested in the phonon-drag thermopower in the case of bilayer graphene. I am following the paper "https://journals.aps.org/prb/abstract/10.1103/PhysRevB.82.155410". In this paper, I ...
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259
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52
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Blank plot with no curve when using math notation on parameters
I'm a beginner in Mathematica and I'm having an issue with the 'Plot' function. Could someone help me?
I have two functions, s1[d] and s2[d], both with the same content. The only difference between ...
1
vote
1
answer
52
views
Setting PlotRange conditionally
I have several sets of data, and each set of data has a different scale (i.e., a different range of function values). I wish to plot each data set separately. I can do this using ...
- 9,997
0
votes
1
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37
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2d cross section of a pde solution [closed]
I am solving a PDE with position, x and time, t variables numerically. After solving, mathematica returns a solution in the form of a interpolating function[x,t] which can plot using Plot3D. Now, I ...
