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

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3
votes
2answers
169 views

Show cannot combine two graphics

First we load the data file data = ReadList["data_smp.out", Number, RecordLists -> True]; I know that I should provide some sample data but in this case the ...
2
votes
1answer
97 views

How to save and manipulate an already plotted graphic

I have a figure which took some hours to create in Mathematica. I assigned it to a variable myplot, i.e., myplot = Plot[..]. Now ...
5
votes
1answer
266 views
2
votes
1answer
54 views

Plotting Multiple Solve Functions

My goal is to plot the functions returned from Solve but assigning each solution to a different function. Here is an example where I do it by hand ...
3
votes
3answers
219 views

How can i construct a 3D surface pass through a curve defined by formula and some other controllable points?

For example, If a have a curve defined by x^2+y^2=1 and z=0, and some isolated points having z coordinates, Can I construct a 3D surface passed through? It's better if I can change the surface shape ...
0
votes
0answers
19 views

Plot an intersection of surfaces [duplicate]

I need to plot a curve in 3D that is an intersection of two surfaces, for example intersect the cylinder $x^2+y^2=1$ with a plane $z=x+y+1$. Here is a related question Plotting the intersection of ...
1
vote
2answers
134 views

How can I plot a 3-variables function to identify the neutral surface and a region

I wanted to plot a 3-D solid region, in which my function f(x,y,z)= x (1/(1 + 0.06))^3 + y (1/(1 + 0.06))^2 + (2 z^2)/15 (Sin[10 Degree])^2 -z/3 Cos[10 Degree] ...
1
vote
1answer
81 views

NDSolve not creating plots [closed]

This is probably stupid, but I wasn't able to find any way to get equations created from NDSolve to be plotted. ...
0
votes
0answers
73 views

Unequal behaviour of FindRoot to two similar functions

Unfortunately, I have some difficulties to plot a function. Here is my code: ...
0
votes
3answers
87 views

Simple pattern/texture on chart elements [duplicate]

If I print the following BarChart in black and white, then it is very difficult to tell which bar is "a" and which is "b". ...
2
votes
0answers
74 views

How could I upload a XLS file to Cloud and then plot it?

I want to upload a file to the Wolfram Cloud and plot the list: So I use the following code to check its head at the beginning: ...
3
votes
2answers
142 views

Grid lines extending too far

The grid lines in the following plot extend beyond the data and, in particular, into the numbers along the axis. ...
15
votes
2answers
740 views

How to wrap a plot around a circle?

Consider the code a = Table[BesselJ[i, x], {i, 0, 3}] Plot[a, {x, 0, 20}, Axes -> False] producing I'd like to transform the plot into a circle. In other ...
0
votes
0answers
57 views

Empty Graph for Absolute Function

I wanted to plot the following equation: Plot[((x/7)^2 Sqrt[(Abs[Abs[x] - 3]/(Abs[x] - 3))] + (y/ 3)^2 Sqrt[(Abs[y + 3 Sqrt[33]/7])/(y + 3 Sqrt[33]/7)] - 1) (Abs[x/2] - ((3 ...
1
vote
2answers
98 views

Changing the Ticks in LogLinearPlot for representation pH values

I need to change the ticks in the xaxis for representation pH values, but the ticks are not dispersed along the range of xaxis. Another question: why the vertical line defined with Epilog is not ...
1
vote
0answers
89 views

Can not understand the code to plot Fourier Series approximation of the line

I'm reading the CDF file from Making Formulas… for Everything in wolframalpha blog. When I step into In[9] and In[10], I'm fully confused. Who can tell me what does the two functions mean? The ...
-4
votes
1answer
55 views

Trying to get plots to work AGAIN

OK, I have asked stuff here before. I am probably driving people crazy but this is making me angry and frustrated. And yes, I bet this is some simple syntax thing but I can't figure it out and I am at ...
0
votes
1answer
93 views

Why is `B /. h -> #2 &` not a pure function?

I am trying to plot the energy surface of the mean field Ising model, but I am running into a problem with setting the MeshFunctions for the plot. ...
1
vote
0answers
50 views

ColorFunction - custom colors and scaling

I am trying to implement my own colors and scaling into the ColorFunction which I use in ListDensityPlot. I have several lists of 2D values which I plot in multiple images and I want to scale the data ...
0
votes
0answers
30 views

ErrorListPlot Not Plotting

I'm on Mathematica 6.0, it's the copy my school gave me for a lab course. ErrorListPlot produces a graph, but there is nothing on it. I have checked the table constructed using ErrorBar and it's good. ...
2
votes
2answers
77 views

Include more padding between tick marks and plot [duplicate]

How can I modify the code below to add some padding between my tick marks and 3D plot? It is not a problem in this example, but often my tick marks collide with my axes. ...
0
votes
1answer
141 views

Plotting Integral equation

I want to plot the following indefinite integral : $C_l^{CC}=\int k^2\mathrm{d}k\: [e^{-2k^{2}}P_{Cl}^2(k\eta)|\dot{h}(\eta)|^2]$ with k from 0 to some large value (considered to be $\infty$), ...
2
votes
1answer
74 views

Scale coloring of ContourPlot

The answer given here solved how to use the same color scale across multiple plots within the function ListContourPlot. I can't for the life of me map this solution onto the function ContourPlot that ...
0
votes
1answer
56 views

Display trailing zeros in ticks

When I specify tick marks in ArrayPlot I want to keep the number of trailing zero's that I specify. One work around is to use a label for that tick mark (i.e. Ticks->{0.8,0.9,{1.0,"1.0"},1.1,1.2}), ...
4
votes
1answer
70 views

RegionPlot with PlotRange vs RegionPlot with domain

Consider you want to plot R = ImplicitRegion[x > 0 && y == -((5 x)/3), {x, y}]; In ContourPlot of an ImplicitRegion defined by the intersecton of ...
1
vote
1answer
67 views

Plotting a function in {X(Y),Y} space

The code below generates some data and defines a function f[x,cb]:=NMaximize[expr,x] that upon being evaluated returns: {function value at max $x$,the function maximizing $x$}. ...
0
votes
1answer
82 views

Use separate options for different elements in Show

I have a few plots of different type. plot1 has gridlines and the rest do not. I use the option Method -> {"GridLinesInFront" -> True}] when plotting plot1. When I use Show to combine the plots the ...
0
votes
0answers
44 views

ContourPlot of an ImplicitRegion defined by the intersecton of equality and inequality

I want to plot a line defined IMPLICITLY by the intersection of an equality and an inequality, i.e. a line that you can't easily simplify (and therefore take advantage of its form). Consider for ...
5
votes
3answers
147 views
5
votes
4answers
135 views

ArrayPlot with variable width bars

I've been using a DateList plot to visualise property information but I don't think it's the best way display my data. My data is formatted as {time (hours), property} where property is an integer ...
0
votes
1answer
48 views

How to hold axis constant with Animate

So I am trying to use Animate for my 3D Plot, to see how the function changes with respect to time. But for some reason the z axis keeps rescaling such that the function appears to be constant (but ...
3
votes
1answer
195 views

Intersection of many planes

I'm working with a family of planes, given by $2a_1 x_1 +2 a_2 x_2 - x_3 +a_1^2+a_2^2=0$. I would like to use mathematica to plot these planes for many values of a and b, say a range of $-10\leq ...
1
vote
1answer
48 views

ContourPlot of a line defined by the intersection of equalities and inequalities

On the complex plane, I want to plot the set of points defined by the solution of a system of equality and inequalites, such as $S=\{z \in \mathbb{C}| Im[z+1]=0 \cap Re[z+1]>0 \}$. However, ...
0
votes
1answer
38 views

Trouble plotting sum of polylogairthmic functions of two variables [closed]

Part of my research demands plotting functions which are composed of polylogarithms. I am unable to plot a sum of two polylogarithms. Below are lines of codes of different attempts which give a blank ...
1
vote
2answers
109 views

Trying to create a Gain (Bode) plot

I am trying to get this code to work and I can't seem to figure out what's going on. I realize that "simple" syntax problems are frowned on here but to us noobs they are NOT simple. (and the ...
1
vote
1answer
65 views

Obtaining probability density function from a cumulative distribution function

I have some difficult times to obtain the density function of ...
4
votes
2answers
148 views

Plotting two functions in one graph, with different value ranges [closed]

Plot[2x, {x,0,4}]; Plot[x^2, {x,4,8}]; How do I merge these two graphs into one?
1
vote
1answer
78 views

Filling between ParametricPlot and Plot

There are some similar questions: (1) (2) have been ask, but I think this is a different one. If we have a ParametricPlot and a ...
3
votes
1answer
103 views

How to build a constant Graphics object

I'm making an animation with Manipulate for a representation. The code looks like this ...
2
votes
3answers
99 views

plotting two Error List Plots in one

I made two ErrorListPlots ...
0
votes
0answers
63 views

What's the wrong when I use the BodePlot?

I want to plot this Butterworth filter's TransferFunction: ...
0
votes
0answers
56 views

Plotting a Function that contains a Numerical Integration

I'm using mathematica to plot a function that has been defined in the following way: ...
1
vote
0answers
68 views

graph of the Cantor set in Mathematica

The interval [0,1] of the real line, which we call C0, and divide it into three equal subintervals. In this way we obtain the following intervals [0,1/3],[1/3,2/3], [2/3,1] and we interval rid ...
9
votes
2answers
336 views

Artefacts in 3d plots

I am trying to plot a simple function ...
6
votes
2answers
143 views

Is this an error/bug with Plot Command? [duplicate]

I've tried doing: Plot[x^(2/3), {x, -10, 10}] and I get Which is wrong, since the cubic root can receive negative numbers. Also when I plot something ...
0
votes
2answers
60 views

Plot function the uses Solve

Can someone tell me why I get an error (and how I get around it) from Solve while I try to Plot a function like: ...
1
vote
1answer
64 views

Plots are clipped randomly (almost)

I am experiencing a strange behavior in plotting a lot of functions. Basically, they are clipped within an horizontal range. Let try to run this code by varying nmax, it could be a problem of my ...
0
votes
2answers
57 views

Change the colour scheme in DensityPlots to make the zero white

We are trying to plot a density plot using the TemperetarueMap colour scheme. However, we don't seem to be able to make the white colour correspond to the value zero of the function we are plotting. ...
-3
votes
2answers
108 views

How can I plot a list of 1-D data along the x-axis?

I would like to know how to create a graph from the following data: ...
1
vote
1answer
40 views

How to increase the font size in PlotMakers

When I use PlotMarkers -> {\[FilledCircle], 40} in ListPlot I get something like this: How can I increase the font size of ...