Questions tagged [plotting]
Questions on creating visualizations from functions or data using high-level constructors such as Plot, ListPlot, Histogram, etc.
13,979
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Roots of a transcendental equation with unknown a complex number
I am trying to solve a problem and I got stuck with a complicated transcendental equation. I intend to find these roots. Here, $\omega$ is a complex number, whose imaginary part can be positive or ...
-1
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0
answers
34
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How to plot the vector field $\frac{1}{s}\hat{\phi}$?
I am asked to plot the vector field $\frac{1}{s}\hat{\phi}$ over the cylindrical coordinate system, however, I don't know how to plot, either the suitable plotting software. Any help please?
-1
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0
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112
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I can't find the reason for the flat chart [closed]
That's what I need to do. There is a function
Φ[α,β,z] in which the replacement of k1 and k2 is used. Thus, an
analytical representation of the integral characteristic of the
solution of the problem ...
- 1
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70
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A problem with ParametricPlot
I have a problem with rendering d3 (blue color), at the points of intersection of the red curve it makes vertical blue stripes, how do I fix it? Picture:
...
4
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1
answer
73
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Draw phase line associated to slope field
I have an autonoous differential equation dx/dt = x(1-x)
dxdt[x_] := x*(1 - x)
I plotted the slope field with a few solutions (left) and the constant solutions (...
0
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0
answers
27
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Use of Part alters line colours in Plot
I stumbled upon some odd behaviour in Plot that does not really make sense to me. I stumbled on it with a more complicated scenario, but a distilled demo is below.
...
- 366
0
votes
1
answer
43
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3d Contour Plotting
I would like to plot three 3D-contour plots in the region $x,y,z >=0$ and $x+y+z<1.$ The functions which I would like to plot are as follows
...
- 115
1
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1
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192
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Is it possible to separate two signals in Mathematica?
I have asignal and I would like to decompose it into two..
this is the datasetTot of both signals
ListPlot[datasetTot, PlotStyle -> {Black, Black}]
I know ...
- 2,995
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0
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49
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Combine two contour plots with region function in one with common bar legend
I have the following two contour plots
...
- 1
0
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1
answer
60
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How to plot 3D spherical graph using x y data?
I have a problem in which the temperature is given at different radius for spherical ball.
The temperature does not vary in theta and phi direction. The 2D representation is shown below:
The radius ...
- 1
0
votes
1
answer
57
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gen 2 and 3 surface generation [closed]
Is there someone who uses Mathematica, and can help me to generate these images for a project? We don't have free access from the university and I can't find other free generators to be able to ...
2
votes
1
answer
80
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Plotting, Integrating two variable function with cross-restricted domain
Hello, I have two problems.
the first is plotting 3D function, the domain is "0<x<y<1". (I could find examples like integrating function with domain 0<x<1, 0<y<1, but I ...
- 135
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1
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64
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Custom frame ticks in listplot
i am trying to ListPlot some data extracted from the approximation of a complicated function. The minimal code is the following
...
0
votes
1
answer
44
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How to write divided differences in Mathematica? [closed]
The question is : use newton's interpolatory divided difference formula or to construct interpolating poly of degree one , two and three for the following data: f(8.4)=f(8.1)=16.944 ,f(8.3)=17.564 ,f(...
0
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0
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53
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How do I switch around the axes?
I imported a csv file (in the long format) in a nested list format where each nested list is a row in the data frame
I used ListPlot3D but I want the x & y axes to start from 0 and 0 (I want to ...
- 1
5
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1
answer
357
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How to use PlusMinus properly?
As an easy exercise, I would like to define a function
$$f(x)=\pm x$$
and be able to ListPlot the function for some discrete values.
Here is what I tried
...
- 397
0
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0
answers
28
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Inline labels in a plot
Not quite sure if this is even possible, but I assume this is the right place to ask. In Python, as discussed on this question, it is possible to add the corresponding labels directly over each line, ...
- 25
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2
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223
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Scalloped edges to Plot3D with Disc domain
I'm running into problems with a weird edges to my Plot3D with a Disc domain. MWE:
...
- 73
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1
answer
46
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Plot for DSolve in mathematica [closed]
I don't Plot it's not working!!, can you help me?
...
-4
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2
answers
91
views
1
vote
1
answer
79
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Again there are some holes in my plot
I am trying to make a 3D plot of an expression but the the plot has some holes in it. I have asked a similar question before according to which I should adjust my ...
- 105
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0
answers
38
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3
votes
1
answer
44
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Making a plot half the width and height of another plot?
I have the following plot:
P1=Plot[1000*Exp[-0.03*t],{t,0,100},Frame->True]
Is there a simple way to make another plot whose frame is is half the width and ...
- 391
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5
answers
234
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Finding the height and width of a plot?
I have the following plot:
Plot[x^2,{x,0,100}]
Is there a function that determines the plot's current height and width? And how can I change these dimensions?
- 391
2
votes
2
answers
128
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Adding a second legend to Plot?
I have the following plot:
Plot1=Plot[Exp[-0.03*t,{t,0,1000}];
Show[Plot1,LineLegend[{Black,Gray,Cyan},{"test1","test2","test3"}]]
...
- 391
2
votes
1
answer
80
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How to write a specific Bessel function in Mathematica
I want to plot the following function on Mathematica, and I gave it a go on wolframalpha.
Bessel[n,z] is the usual form, but I am not sure how to use this to compute the following plot:
\begin{...
- 237
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27
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Overlaying colors in ParametricPlot
I have tried to make a parametric plot with transparent regions, but the color is different in the region where the plot overlaps itself. How can I make it the same color in the entire plot?
1
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1
answer
65
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How to fix vertexnormals to eliminate a little shadow on the sphere?
I am using the method here to draw a sphere, if VertexNormals is set, there will be a little shadow on the top of the ball. I'm not familiar with VertexNormals' ...
- 4,910
4
votes
1
answer
121
views
How to add ticks for mesh?
I'm trying to reprocedue this plot with Mathematica and got some problems.
...
- 1,750
0
votes
0
answers
32
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Plot marker at a specific coordinate? [closed]
I have the following plot:
Plot1=Plot[Exp[-0.03*t],{t,0,100}]
Is there an easy way to put a marker (say, a triangle) only at the point (0,50)?
- 391
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0
answers
27
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0
votes
1
answer
61
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Numerical Plot for an example
I would like to compare the numerical and analytical solution with plot for this example but something is wrong I don't know how to fix it?!!
...
- 381
5
votes
2
answers
119
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Lighting a ListPlot3D with a Texture
I want to apply Lighting to some ListPlot3Ds with Texture applied, but it's not taking as it ...
- 17.6k
1
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0
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30
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Placing plots around a circle with SectorChart
I need to position some graphs around a circle so that each occupies a sector. There're 18 graphs in total and the first five are shown below:
...
- 1,252
1
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1
answer
62
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PlotPoints does not work properly in ParametricPlot3D
I want to get surface with "bad" quality, so I decrease number of sample points in both parameters:
...
- 577
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1
answer
79
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How to connect 100 random points on a ring through the shortest path?
I would like to generate 100 random points on a ring and connect them through the shortest path. The appropriate ordering function is also needed.
It should look like this:
and then this:
Could ...
user86608
2
votes
1
answer
162
views
Numerically solving transcendental equation for a range of values
I'm new to Mathematica, and I'm trying to solve for corresponding Ef values for a range of T values in the transcendental equation: p = n + Nd.
hbar = 6.5821*10^-16
...
- 23
0
votes
1
answer
59
views
How to plot functions from user input?
Manipulate[g[x_] = f;
Plot[{g[x], g[2]}, {x, -9, 9}],
{{f, "Enter a function...", "f(x) ="}}]
Hi, I'm relatively new to Mathematica and this ...
- 1
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0
answers
46
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ListLinePlot: Options expected (instead of ImportCSVToDataset
I have the following code
...
0
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1
answer
89
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Beautiful Color Schemes for 3D Plots [closed]
I need to plot a number of 3D graphs for my project and I want the plots to appear beautiful. I have used the following color functions for my plots but none of them seem to impress me: CMYKcolors, ...
- 105
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0
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39
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ContourPlot of function returning blank [closed]
I am trying to use ContourPlot to plot a relationship but am not having any luck. When I run:
...
- 11
2
votes
1
answer
460
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Build a 3D heat map plot from 4D data
Can we make a contourPlot3D plot like given here using these values? The value of x range from 0 to 8, y range from 0 to 1 and z range from -1 to 1 for my data. This plot I got from another post but ...
- 39
2
votes
0
answers
38
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Problem with Show [duplicate]
I have the following code that generates two 3-D graphs. When I try to visualise the graphs together with Show command only the first one is shown. I interchanged the order but still it shows only the ...
- 31
0
votes
0
answers
29
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Problem using Axes Label [closed]
I want to generate a figure in which the X and I axis are labeled as time [s] and postition [rad], with the correspongind space.
I have tried
...
- 115
1
vote
1
answer
60
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How to avoid holes in combined 3D Plot and 2D Plot [closed]
I am trying to combine a 3D plot and a 2D density plot such that the 2D density plot appears as a shadow of the 3D plot but when I use the 'slicedensityplot' command, the plot appears with holes in it....
- 105
0
votes
0
answers
33
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Plotting contours of a two-variable function containing a sum
I'm trying to use Mathematica to plot contours of a rather intricate two-variable function. The equation describes the velocity profile for laminar flow in a tube of rectangular section, namely:
$$
{w^...
- 21
0
votes
0
answers
66
views
ListPointPlot3D
I'm plotting with ListPointPlot3D, but the plot is fuzzy. I don't understand why. Can you help?
...
0
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1
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76
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How to approximate a function using B-spline interpolation?
I would like to approximate a simple function of y = sin(x) using 3rd degree B-spline interpolation. The formula is:
where D_j are the unknown real coefficients and B_(n,j) are the basis functions.
...
- 11
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1
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41
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