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

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3
votes
3answers
165 views

Inefficient NIntegrate and Which

In version 10 a simple numerical integraton of piecewise function is highly inefficient: ...
6
votes
2answers
274 views
6
votes
0answers
42 views

Override a PlotTheme element at the Options level?

Plot properties defined in a Theme override (supersede) properties defined on Options. This can be undesirable in a case such as: ...
0
votes
1answer
117 views

How may I avoid ParametricPlot3D clipping? [duplicate]

What I am doing: ParametricPlot3D[{Cos[z/2]^6 * Cos[t],Cos[z/2]^6 * Sin[t], z}, {t,-Pi, Pi},{z,-Pi,Pi}] What I get: What I want: what I get, but without the ...
8
votes
1answer
97 views

Iterator variable not blocked in ParametricPlot

Bug introduced in 10.0 and persisting through 10.2 or later It appears that perhaps the iterator variable r is not Block-ed ...
11
votes
0answers
214 views

Bug in plotting function using FindMinimum?

Bug introduced in 10.0 and persisting through 10.2 or later While working on an answer to RegionPlot from NDSolve, I came across this strange behavior of ...
4
votes
1answer
107 views

LogLogPlot plugs in zero

Bug introduced in 10.0 and fixed in 10.0.2 In testing the answers to Plot result of non analytical-integral in V10.0.1, I came across this behavior of ...
0
votes
1answer
60 views

Plot a circle and create a 3-D revolution plot out of it

If I have the equation (x-2)^2 + (y-2)^2 == 1 I can use a ContourPlot, however am having trouble changing the axes origin. I ...
1
vote
0answers
34 views
1
vote
1answer
77 views

How to plot a function defined by an expression containing integrals [duplicate]

It seems Mathematica does not like it when it is given a function defined by an integral to plot. How would one plot a function $F(x)=\int_0^x\int_0^xf(t,s)dtds$ on a given interval? Edit In ...
6
votes
2answers
112 views

PlotLegends “Expressions” default for ListPlot?

gwr pointed out an apparent problem with setting a default Option value of PlotLegends for DateListPlot. I traced the problem ...
0
votes
1answer
123 views

Plotting curves with different filling styles and gridlines? [duplicate]

Here's a plot of some lines with different styles of filling and one gridline displayed: ...
0
votes
1answer
170 views

RegionPlot of an area inside a polar plot (or its equivalent parametric plot)

Let' s take a most simple example for a polar plot, the Archimede's spiral. ...
1
vote
2answers
95 views

Plotting a function with implicitly defined variable

I have a question about plotting a function with an implicitly defined variable. I think the solution should be something similar like here: Define a function with variables linked implicitly but I ...
3
votes
2answers
208 views

Storing Variables in “Loops” and Point Plotting

Given the function $y=\sin x$ defined over the region $-\pi \leq x \leq \pi$, I need to implement a "do loop" such that I sweep over 100 or so points $-1 \leq y \leq 1$ and find precisely the two $x$ ...
0
votes
1answer
66 views

Sum with 2 different variables

I want to plot Contour or Streamplot a function with a sum. The first part (Abs[v/u]>1) looks like this: $L(u,v)=\sum_{s=0}^\infty \frac{(-1)^s}{2s+1} ...
0
votes
1answer
82 views

Variable ViewPoint coordinates [duplicate]

Can I use the option ViewPoint on Graphics3D[], with its setting a variable function? For example: ...
1
vote
1answer
52 views

Plotting function in cylindrical coordinates (r,theta,z) [duplicate]

I have a function of two variables (r,theta), and I would like to plot it as a surface using cylindrical coordinates. Based on my research, there is no built mathematica function for plotting ...
2
votes
1answer
128 views

Visualizing how the zeros for this function change as its input parameter changes?

I'm trying to explore how the zeros of a certain parameterized function change as its parameter changes. ...
5
votes
2answers
130 views

What is the syntax to conditionally suppress plotting in version 9?

Bug introduced in 9.0 and fixed in 9.0.1 In Mathematica 7 it is very easy to conditionally suppress plotting of individual lines using If: ...
2
votes
1answer
132 views

Plot not working for a phase diagram

Whatever I have tried, I could not achieve to plot numerical values coming from my system of differential equation. It is a optimal control model with two state variables. My differential system is ...
4
votes
1answer
133 views

Unexpected results from trying to solve Laplace's equation

I am trying to find the solution to Laplace's equation: $\dfrac{\partial^2 u}{\partial x^2}+\dfrac{\partial^2 u}{\partial y^2}=0$ over the following region of space: the vertices of the triangle ...
2
votes
3answers
122 views
2
votes
2answers
1k views

Trying to graph trajectory function in Mathematica? Won't Graph?

The exercise is: Define the trajectory function y(x) in Mathematica. Pick the initial speed (in meters per second) equal to ...
2
votes
1answer
103 views

Problem with code from Stan Wagon's book [duplicate]

Stan Wagon's Third Edition of Mathematica in Action has this code on page 30: ...
9
votes
1answer
72 views

NumberLinePlot missing large segments of interval

What is going on here? Why isn't it extending to the full range? Removing the + 0.0 gives the correct ...
1
vote
0answers
62 views

3D game from my Magic cube [closed]

I'm a student of design. I created a Magic cube. How can I make this game with Mathematica? I have already imported a mesh *.obj with 192 triangles. If anyone knows how to do this please reply.
15
votes
3answers
931 views

Problem with ParametricPlot

I'm plotting gear curves, and I observe that for some parameter values ParametricPlot[] does not plot all the teeth: ...
48
votes
1answer
1k views

Is it possible to define a new PlotTheme?

In version 10 one can define, say, $PlotTheme = "Scientific" Which changes the appearance of all plots. This is fantastic because on the one hand I can have nice ...
9
votes
3answers
237 views

Match colors to plot themes

How do I get the colors to match the plot theme when I use a PlotLegend that is separate to the plots? I have had a look at How to access new colour schemes in ...
4
votes
2answers
1k views

How to plot the 2-D graph of $|x|+|x+y|=1$?

Problem Description: Today,I am countered with a integral problem that I need visualize a 2D graph of the equation $|x|+|x+y|=1$ I plots it step-by-step by hand: When $x \geq 0, x+|x+y|=1$ ...
2
votes
2answers
70 views

How to transpose x and y axis on a LogLogPlot?

how can i exchange x and y Axis of this loglogplot? ...
0
votes
1answer
46 views

Axeslabel doesn't work when using Frame and FrameTicks,

I'm using FrameTicks and Frame to get a second y-axis. But then my axes labels disappear. I've solved it by using ...
14
votes
4answers
452 views

LogPlot axes labels destroyed when working in high precision

Bug introduced in 7.0 or earlier and persisting through 10.2.0 or later (I'm using Mathematica 8.) I have a Taylor series: ...
1
vote
2answers
92 views

How to define a sequence of piecewise functions and then plot them altogether?

The following is the piecewise functions I want to define ${f_k(x)} = \left\{ {\begin{array}{*{20}{c}} {\frac{{j - 1}}{{{2^k}}}}&{\frac{{j - 1}}{{{2^k}}} \le f(x) \le \frac{j}{{{2^k}}}}\\ ...
6
votes
5answers
354 views

Help remove annoying vertical lines in a piecewise plot

I use the following codes to define and plot three piecewise functions. ...
5
votes
1answer
90 views

Specifying WorkingPrecision in LogLogPlot produces invalid plots [duplicate]

I seem to have found a bug with LogLogPlot in Version 10. If I specify a working precision, the function produces total garbage. Here is a simple example. The first ...
14
votes
1answer
263 views

Unwanted PlotMarkers appear at non-existent places

Bug introduced in 7.0 or earlier and persisting through 10.2.0 In this simple code ...
2
votes
1answer
62 views

Blank plot when using WorkingPrecision

I have the following code: Inv=WeierstrassInvariants[{1,I/3}] ...
3
votes
1answer
58 views

Display frame-tick labels on top side

I am making a standard framed Plot and would like the frame tick labels for the horizontal axis to appear on the top frame edge. I know I can do this by hand ...
2
votes
1answer
109 views
0
votes
1answer
59 views

BarChart: Want to rotate and place a y-axis label on the left side

I would like to know if it's posible to place the y-axis label roated on the left side without using Frame->True and ...
8
votes
2answers
145 views

SetOptions for CoordinatesToolOptions for DateListPlot?

Bug introduced in 10.0 and persisting through 10.2.0 or later DateListPlot does not respect my Options setting for ...
2
votes
1answer
108 views

Plot a curve on a lattice

How do I plot a 2d curve and label lattice points to one side of it? I want to plot the curve $f[x]=\frac{1}{x}$, and draw a solid red dot at every lattice point in the following set: $$\{(m,n)\in ...
5
votes
1answer
107 views

VectorPlot only shows dots [duplicate]

I am trying to plot a electric field: vec = 1/(16 π ) Abs[{ex, ey, ez}]^2; ...