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

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2
votes
2answers
2k views

Eliminating the Parameter: Transform parametric equation to Cartesian equation and draw arrows along parametric growth

Hey guys I really could use some help on this calc 3 problem. I'm stuck on how to write the code for this problem: a) Eliminate the parameter to find a Cartesian equation for a parametric curve. b) ...
1
vote
0answers
96 views

Is it possible to have more than two vertical axis in Mathematica 2D plots? [duplicate]

Is it possible to have more than two vertical axis in Mathematica 2D plots? This is possible for example in matplotlib (plotting library for Python): ...
0
votes
1answer
288 views

Order contour points in clockwise

I want to describe shape of an object using contour points descriptor. Given a silhouette (image black white of an object), I extrait the contour points using EdgeDetect[] fonction. After that, I need ...
4
votes
3answers
740 views

Computing Gaussian curvature

Can Gaussian curvature $K$ be computed from WolframAlpha or any other available Mathematica program? Please indicate the program or its reference. If input ...
0
votes
1answer
118 views

Confused by behavior of ListLogPlot in Mathematica 10

I have a notebook I originally created in Mathematica 8, where the following (simplified) code worked fine. ...
4
votes
1answer
120 views

Unexpected Behaviour at Plotting Floor with Plot [duplicate]

I wanted to plot a function involving Floor, here is my code: epsilon = 0.1; f[t_] = Floor[t/epsilon]; Plot[{f[t]}, {t, 0, 5}] ...
1
vote
1answer
109 views

ParametricPlot: Can't use Ticks

So, basically I'm trying to plot the phase portrait of a 2x2 diff system, but the parameters are a pain. I'm trying to get a good picture of the orbits, but even if ...
12
votes
4answers
644 views

Using an Image as the Fill/Texture (not background) of a Plot (not polygon)

Is it possible to use an image, rather than a color, or ColorFunction, as the filling for a plot? For instance, I want to make a plot using ...
2
votes
1answer
137 views

How to correctly map values onto an arrayplot

I want to understand why the order of the text is reversed from what it should be? If I compare the first and second results, I see that the {1,1}, {2,2},... diagonal is going down the wrong diagonal. ...
4
votes
1answer
145 views
6
votes
1answer
629 views

Constructing primitive cell using information from ChemicalData

I would like to construct a primitive cell (figure shown) and possibly the two-dimensional layout (figure from here) using the following input. Any clues as to how this can be done? ...
2
votes
1answer
243 views

How to plot torsion prismatic beam

I dont know why dont work but I want to animate torsion prismatic beam. ...
3
votes
2answers
432 views

Plot: Show specific values in y axis

I need to plot a list of points and I am using ListLinePlot. Mathematica decides which values on the y axis are labeled. How can I show labels for the exact y ...
1
vote
0answers
38 views

x86_64 Linux: plotting feature [duplicate]

Some features with V10.0.1.0 plotting under x86_64 Linux (xubuntu 12.04 & 14.04). I use ListPlot, but I also see this using other Plot functions. Generate some data: ...
2
votes
2answers
164 views

How to Plot a Series

I would like to plot f1[x_, n_] := Sum[Sin[(2 j - 1) x]/(2 j - 1), {j, 1, n}] on a single plot containing f1(x,50), f1(x,100), f1(x,1000), with three different ...
2
votes
1answer
826 views

Plotting 3D Vector Field in one plane

I want to plot a vector field F={Fx, Fy, Fz}. However, I only want to plot it in one plane (say, z=0). When I use ...
5
votes
3answers
920 views

Spherical parametric plot

How can I plot such a parametrized curve: $r = 2\cos t + \sin t$ $\theta = t$ $\phi = \sin 10t$ where $0<t<\pi/2$. In the documentation only has been discussed parametric plot in Cartesian ...
14
votes
2answers
1k views

Why PlotStyle->Dashed make everything dashed?

Bug introduced in 10.0.1 and fixed in 10.0.2 -- appears to affect Linux only. It has been really strange for me. I am not sure it's regression after v10.0.1, or something went wrong with my system. ...
2
votes
2answers
158 views

Controlling PointSize in a RegionPlot

I have a "named" point in Mathematica 10 and am plotting it like this using RegionPlot: ...
7
votes
2answers
413 views

FindPeaks with noisy data

I am trying to understand the FindPeaks function in V10. I have two questions. Here is some measured data with noise. ...
1
vote
1answer
91 views

Plotting polyhedra faces with polygons removed from the interiors of the faces

I have dozens of vertices and dozens of faces which is why I use the v={};i={} and Graphics3D and ...
14
votes
5answers
394 views

Different results between V9 and V10 when using Style with Listplot

Consider this example: data = Table[{x, x^2}, {x, -2, 2, 0.1}]; ListPlot[Style[{#1, #2}, PointSize[Abs[#2]/50], Hue[#2]] & @@@ data] the results from V9 and ...
13
votes
1answer
848 views

Curve fit based on minimal data

Inspired by the fantastic answers here and here, I would like to ask a questions along similar lines. I have 6 curve types that follow these rules: Type A: If point 1 is positive and point 2 is ...
8
votes
3answers
682 views

Getting a custom bezier curve function to work

In general, $nth$-degree Bezier curve defined as below: $$\vec{C}(u)=\sum_{i=0}^{n} B_{i,n}(u) \vec{P_i} \qquad 0\leq u\leq1$$ $B_{i,n}(u)$ is the classical Bernstein polynomials, ...
3
votes
1answer
79 views

Why does BernsteinBasis not plot correcly?

I want to use the built-in function BernsteinBasis to learn about Bezier curves. I tried the following: ...
5
votes
4answers
512 views

Control PointSize on a ListPlot

When I thought to vary PointSize on a ListPlot, I expected to find it trivial to do. I've likely overlooked something simple, ...
8
votes
1answer
2k views

Adding arrows in curves

Let's consider the following case ...
1
vote
1answer
128 views

Manipulating multiple parameters in a ParametricPlot

The question is not specific, but not entirely non-specific. Please suggest how to compactly re-code and generalize ParametricPlot command to push in one more parameter ...
7
votes
3answers
410 views

How can I add labels to the points in my scatterplot?

So I'm creating a scatter plot of a large data array, but need to be able to determine which points are where when I look at the plot, so I'm trying to add labels to them. ...
2
votes
0answers
145 views

How to include confidence intervals into ProbabilityScalePlot?

I use ProbabilityScalePlot[data, "Weibull"] to plot measured data and ...
3
votes
2answers
535 views

Adding labels and numbers in axes

Let's see the following test case ...
1
vote
0answers
118 views

Real time visualization of parametric plots

I wish to see the following curve develop in real time. f = {Cos[s/Sqrt[2]], -Sin[s/Sqrt[2]], s/Sqrt[2]} ParametricPlot3D[f,{s,-2Pi,2Pi}] I tried to get ...
2
votes
0answers
122 views

Weird glitch again!

I have been struggling with these glitches for two days... A related question I asked is here How to eliminate the white gaps in the graph Here is the code, ...
12
votes
5answers
550 views

Joining ordered set of points with splines in spiral

I have a collection of points ...
6
votes
3answers
209 views

Weird output of DistributionChart

I have a larger data set and want to display it using DistributionChart. ...
4
votes
1answer
181 views

Visualization/colorization of many outliers in a BoxWhiskerChart

Imagine a larger data set which I want to display using BoxWhiskerChart. ...
2
votes
1answer
163 views

How can I load << MathWorld`Curves`?

I'd like to recreate in Wolfram Programming Cloud the plot in http://mathworld.wolfram.com/notebooks/SpaceCurves/Slinky.nb How can I load ...
0
votes
2answers
208 views

Plotting (Graphing) a Quadratic Function with Vertex and Roots

I'm new to Mathematica and I'm not really familiar to the Mathematica functions and the language. Could any of you help me plot a quadratic with the following characteristics: vertex at (1.5, 1.75) ...
4
votes
1answer
342 views

Formatting ticks of axes to scientific format and modifying the labels [duplicate]

I was trying to plot a function, but had a problem with the tick labels staying close to each other (top plot). DiscretePlot[RmvsB[b], {b, bmin, bmax, bstep}] ...
3
votes
1answer
354 views

Indeterminate expression 0^0 encountered

I'm new in Wolfram Mathematica so the the question may seem quite simple. I define the following function ...
9
votes
4answers
390 views

How to eliminate the white gaps in the graph

Here is my code ...
3
votes
4answers
195 views

Plotting recursive from a for loop

our assignment is that we have make a plot for the possition of 1's From the recursive function if a[n-1] is even then ...
3
votes
1answer
125 views

How to plot a 2-D function of points which is a function of points from the Unit Circle

Consider the set of points $(x,y)$ such that $x^2+y^2=1$. Consider the functions $f(x,y)$ and $g(x,y)$ and I want to plot the set of 2-D points whose co-ordinates are $\left(f(x,y),g(x,y)\right)$. An ...
2
votes
0answers
57 views

How to update Plot and some output inside NDSolve callback (StepMonitor)

I have the following problem. I am calling NDSolve to solve a system of first order differential equations (nothing fancy), except that the number of equations measures in thousands and the number ...
1
vote
0answers
25 views

Coloring problem in plot3D with transparent texture [duplicate]

I need to plot multiple surfaces with textures. Each texture is a matrix plot with transparent background. In this way, we can see the multiple surfaces from the top. ...
2
votes
2answers
235 views

Another weird plotting result

I asked a question this morning here, which has been resolved. However, I got another problem. I want to add some lines to the graph, which turns out glitched. The code is as follows, ...
10
votes
3answers
433 views

Combining many plots with Show produces wrong x-axis position and wrong filling

The code is as follows, ...
8
votes
1answer
707 views

Drawing an arrow or a solid dot on a curve?

I want to draw arrows and the solid dot like in this picture on a curve.
2
votes
1answer
133 views

Question about using NDSolve with a matrix equation

I tried to use NDSolve to study a matrix-valued differential backward equation. The following program seems to work: ...
21
votes
3answers
1k views

How to make a 3D topographic globe?

I've made some attempt with this dataset of elevation. But I have some trouble with ListSurfacePlot3D, which can not show the globe correctly: And I've checked that the data is out of problem, ...