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

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0
votes
1answer
49 views

Geiger Count Plot in same axes

I have 3 plots of a Geiger count made in these parameters minute by minute hour by hour (60min/60min) day by day (1440min/1440min) I got this pic with this code ...
5
votes
2answers
147 views
0
votes
0answers
62 views

Make smooth plot from data

After some awesome tips from @qwerty I still have some doubts As I said, I´d Like to make a smooth function with some other colors, I plot the graph, there is a lot of data. The situation is this: I ...
3
votes
2answers
120 views

Plotting a function variable vs. an explicit function

Can someone tell me why this doesn't plot/animate? ...
2
votes
2answers
77 views

Special Coloring of two 3D Graphics with same values

As you can see in the picture below, I have plotted three different functions. Since two functions (red and blue) have the same value for a certain region (equity > 60), I was wondering how I can make ...
3
votes
2answers
82 views

Problem with PlotLegends in Manipulate

Please consider this simple code: Manipulate[ Plot[{a Sin[x], a Cos[x]}, {x, 0, 2 Pi}, PlotLegends -> "Expressions"], {a, 1, 2}] Mathematica returns this ...
6
votes
1answer
320 views

Battery charge simulation not clipping properly as it iterates

My code for simulating a batterylevel-state throughout a year in 15min-steps doesn't work. There is a certain list-inputs which simulates the charge state and the batterylevel-state, additionally ...
1
vote
1answer
62 views

Color of lines in ParametricPlot3D

I have a function of two variables which returns a vector of three components. For example func[l_,t_]:={ x=.... y=.... z=.... {x,y,z}} Now I ...
0
votes
0answers
89 views

How to Plot a 4D PDE

I have a PDE within 4 parameters u[x,y,z,t], now I want to plot this in a cube. the equation is: ...
2
votes
0answers
28 views

RegionFunction does not exclude regions between points of similar value

RegionFunction is normally good at suppressing points in a plot: ...
0
votes
1answer
128 views

How to make smooth function from data [closed]

After some awesome tips from @qwerty I still have some doubts As I said, I´d Like to make a smooth function with some other colors, I plot the graph, there is a lot of data. The situation is this: I ...
1
vote
1answer
50 views

How to change size of item in TimelinePlot?

How can one change the size of the markers in the TimelinePlot: ...
4
votes
1answer
109 views

Rotating a contour plot

I am working with some students on transforming conic sections by rotation of axes. I would like to create a simple Manipulate where I plot the before and after ...
4
votes
1answer
72 views

Graphics3D opacity of lines

I would like to make the lines opaque for a plot of form similar to: ...
-1
votes
1answer
70 views

BSFC diagram in Mathematica [closed]

I want to make BSFC (Brake specific fuel consumption) diagram using Mathematica. My data that I use looks like this: ...
3
votes
2answers
97 views

ListDensityPlot with discrete values and colors

I have a file with mesh points and a value that indicates the domain the point belongs to https://www.dropbox.com/sh/ll9hb3oxxreufsg/AABvU7nufHhyHY3W4ausanJ6a?dl=0 I would like to plot using ...
1
vote
0answers
46 views
0
votes
1answer
68 views

How to find and show a fitting line for ListLogLogPlot?

I got a set of data, and the ListLogLogPlot output appears to have a slope of $-1$. Thus, I try to fit a line to show the slope according to this answer. Thanks to ...
0
votes
1answer
33 views

PlotLegend in Mathematica 8.0.4.0

We had to put Mathematica 8.0.4.0 on some Snow Leopard laptops we have at school (very outdated). I tried: ...
0
votes
1answer
47 views

Cumulative function definition and plotting [closed]

I'm quite new to Mathematica. I have an issue defining cumulatively a function. Let's say I have a waveform f[t] , and I want to create a function with many copies ...
1
vote
1answer
83 views

ContourPlot, problem with mesh

I have to plot this trigonometric function: ...
1
vote
0answers
88 views

Drawing outside of 3D plot area

I have some grid-lines I want to extend outside of the bounding box of 3D plot BarChart3D. I do want to keep the bounding box small, as I want the automatic axes on the bounding box edge remain next ...
17
votes
1answer
368 views

Why Plot3D shows differently with almost the same data

I really can't understand this. I wrote two functions, one with Compile called funcom, one with librarylink to link a fortran ...
0
votes
1answer
56 views

Thickness of frame ticks in a LogLogPlot [duplicate]

I want to plot my function in log-log scale and I want my ticks to be thicker. The code I wrote is: ...
2
votes
2answers
135 views

Plot contour lines on a sphere

I have this code to plot contours: ContourPlot[(Cos[θ] Cos[ϕ])^(1/4), {θ, -π/2, π/2}, {ϕ, -π/2, π/2}, AxesLabel -> Automatic] How would I map those contours ...
3
votes
3answers
180 views

Plot a vector field over a line

This seemingly simple problem is giving me some trouble. I need to plot a vector field on a line, and for that I'm following what I found here. I try to create a mesh that contains two points and just ...
0
votes
2answers
70 views

Expression which should be real-valued appears to be complex-valued [closed]

I want to plot the answer of the following integral: Λ = 10; Ω = 10; t = 1; Integrate[ω E^(-ω/Λ) Sin[(ω + Ω)t/2]^2/(ω + Ω)^2, {ω , 0, ∞}] The answer of ...
3
votes
2answers
72 views

ListSliceContourPlot3D with non-opaque stacked planes

I'd like to make a ListSliceContourPlot3D in Mathematica with using the stacked planes (x, y, or z) for the contours, but I'd like the planes to have an opacity ...
1
vote
1answer
47 views

3D-plots of Complex-parametered trig-functions returns empty plot

I first tried to plot a parametric equation as follows; ...
1
vote
2answers
60 views

Need VectorPlot to ignore centre of region

I'm trying to plot a vector field over the range $[-1, 1]\times [-1, 1]$, but only outside the circle of radius 0.2 centered at the origin. The function diverges at the origin so the magnitude of all ...
0
votes
1answer
58 views
3
votes
1answer
93 views

Plot Shown Differently in Mathematica 9 and 10.3 [duplicate]

I try the following code to put it as a second axis in a 2-y plot as overlay but it behaves differently in Mathematica 9.0.1 and 10.3 (Numbered labels are missing in MA 10.3) ...
3
votes
1answer
40 views

What is the default ColorFunction for MatrixPlot?

I think the the default ColorFunction for ArrayPlot is ...
0
votes
0answers
34 views
1
vote
2answers
66 views

Contour plot of the imaginary portion of a function given the real part is positive

How do I plot the imaginary part of the function while its real part is positive? For example, for the below code I could have the imaginary part but I am not able to find the positive or negative ...
4
votes
3answers
85 views

Change Contour Plot Overlap Ordering

I have a contour plot for which I have selected a finite set of contours. However, the contours overlap in some places and I would like to reverse the order in which they are drawn. In other ...
2
votes
1answer
59 views

Contour plotting multiple curves [closed]

I am wondering why the following does not work: eqns = Table[x + n y == n, {n, 1, 3}] ContourPlot[eqns, {x, -2, 2}, {y, -1, 2}] However, if I copy the output ...
5
votes
4answers
104 views

PlotRange truncates data in the y direction but not in the x. Why?

Here's a very bizarre inconsistency I've just struggled with and I'm wondering why it exists or if I'm missing something. I have some noisy data and I wish to make a framed plot of the data but allow ...
1
vote
2answers
105 views

3D representation of a transcendental equation

Given a transcendental equation $F * exp [x] + x * y + sqrt[F-y] = 0$, is there a way for Mathematica to automatically 3D-plot F[x,y] depending on ...
4
votes
3answers
164 views

Colouring points in a Delaunay Mesh by the number of nearest neighbours

I apologise if this is a repeated question, but I've searched for a while and can't find anything. I'm doing some molecular dynamics simulations using Mathematica V10, and I've placed a ...
4
votes
3answers
219 views

Require assistance with plotting data!

I am new to mathematica and i was wondering if someone could help me to plot some data; This is my data that I need to use: ...
1
vote
1answer
43 views

Finding root when using Apply command

I have normally two equations system which I reduce to one equation and make its graphic. I could make the graph of the reduced equation but I can not find the appropriate command to find its root. ...
2
votes
0answers
72 views

Black lines at the border of graphics

For a while I seem to have a problem with default black borders on plots. For instance, ...
0
votes
1answer
62 views

Plotting a function with insight to a special plot

I draw this plot: Plot3D[Sin[x] Cos[y], {x, 0, 4 \[Pi]}, {y, 0, 4 \[Pi]}] the default setting of Mathematica 10. results in the below plot: At the first I ...
1
vote
2answers
69 views

ContourPlot giving all (most) contours the same shading

I am using a ContourPlot command to plot a function and unless I explicitly define the ContourShading I get the same colour used for most intervals. Is there any way to fix this? Here's the function ...
1
vote
2answers
60 views

How to interpolate data and create a Density Plot?

I have data of the form: image := {{0.1,0.5,0.8}, {0.8,0.9,0.001}...} where the entries correspond to the following: ...
3
votes
1answer
90 views

clip a plot to sub-parts then merge

I have a start photo (StartShot) with 0-400, 0-400 coordinates: And this path: ...
1
vote
1answer
92 views

Why do Plot and ParametricPlot handle PlotStyle differently?

I would like to apply a custom PlotStyle (colors and dashing) to a plot of a bunch of expressions, which are in a nested list. I can do this fine when using ...
1
vote
1answer
37 views

Question about using Replace All where x gets replaced with x-h

I'm having a little trouble with replace all. I'm illustrating horizontal and vertical shifting of basic graphs. The vertical shifting work fine, but the horizontal shifting does not work and has ...
0
votes
0answers
30 views

How to fill in missing points on a graph? [duplicate]

If I plot the function Plot[Surd[x, 10], {x, 0, 10}, PlotRange -> {{-3, 3}, {-2, 2}}] I get This issue I have is that graph does not extend down to the ...