# Tagged Questions

Questions on the Manipulate function of Mathematica, a function that allows the interactive manipulation of certain parameters in a Mathematica expression.

124 views

### How to create a smile animation in Mathematica?

I want to create a yellow smile, with normal mouth which smiles in cycle. I only know that I need to use CDF player and Manipulate, but do not have any idea how to do that. Thanks!
94 views

### Does DynamicModule cure Problem with Manipulate?

Hopefully, this is a final cure for the Problem with Manipulate introduced on A problem with Manipulate and then continued on Continuation of a Problem with Manipulate. Michael E2 suggested on the ...
91 views

### Continuation of a Problem with Manipulate

For the beginning of this discussion, see: A problem with Manipulate. Now, the final use of the Initialization command doesn't protect the Global workspace. What I am discussing is not a single ...
124 views

### Manipulate - 3 sliders for a list of 3 elements [closed]

I'm trying to create a slider for a list of 3 elements. I know that I can create a 2D slider for a list of 2 elements and it's impossible to create a 3D slider for a list of 3 elements. So, I just ...
218 views

### How to hide and show graphics within Show (in Manipulate)

There is a well documented way to "Dynamically Hide and Show Plots" (link). In the example 'Opacity' option is effectively used. Is there an efficient way to make the same functionality with "Show"? I ...
423 views

### Using NDSolve within Manipulate

I'm trying to use NDSolve inside manipulate. Specifically, I have a series of differential equations with coefficients, k1, k2, <...
44 views

### About Manipulate : How to make this work properly?

Manipulate[ Plot[PDF[NormalDistribution[mu, sigma], x], {x, -4*sigma, 4*sigma}], {mu, -10, 10}, {sigma, 0, 10} ] I got the following error:
113 views

### When plot a list, how to Manipulate a sequence of defined functions at the same time?

I am trying to plot a sequence of functions, for example{(a+b)^i},{i,1,100}. All the expressions I have stored in the list. Now I want to plot them and see how their value would change if I change ...
323 views

### Compiling a function that takes lots of optional arguments

I have a function that takes lots of optional arguments (basically some design parameters, about 10 of them) and performs some basic algebraic calculations involving complex numbers with the options. ...
150 views

### How to conditionally combine a RegionPlot3D with a ContourPlot3D inside a Manipulate?

I know how to combine a RegionPlot3D and a ContourPlot3D, which I did (see below for details on the code I'm referring to) with ...
74 views

### Adding circles on a function plot depending on the slope

I have the following function and I use manipulate to change the plot of the function and the integral respectively. In nonlinear dynamics one plots a little circle/point on the intersections of the (...
112 views

### How can I mark a point on a slider control?

I have a Slider control inside a Manipulate which spans some range of values, say from 0 to 10, like in: Manipulate[ Sin@x, {x, -2 Pi, 2 Pi} ] I would like ...
60 views

### How can I get a manipulated parameter to show up with text next to it?

I'm trying to make a dynamic demonstration involving the $\epsilon-\delta$ proof of the limit, $$\lim_{x\to c}(2x-1)=2c-1$$ with the following code. d and ...
91 views

### Manipulating a damped oscillator plot - plot does not show

I was trying to make an oscillation plot that could be manipulated depending on the value of $\beta$. The differential equation is below, and when I just plot the solution, it turns out to be the ...
25 views

### Stopping resetting of linked locators in manipulate [duplicate]

I have found several solutions for linking locators (using the second argument for Dynamic) but they have the following problem: How do I keep the locators from resetting, when I choose something ...
200 views

### How to use Buttons to run alternate Manipulate functions

I wish to use Buttons to trigger alternate Manipulates. According to the documentation: "The first argument to Button is the label" ....and the "second argument is the function that will ...
112 views

### Unexpected Manipulate behavior

I get unexpected results when I run the following code (even before moving the sliders): ...
145 views

### Locator and manipulate

How can I achieve that the points on a Graphics element could be manipulated both by Locators (clicking and moving) and on the Manipulate panel as well. As you can see, only one of the methods work. ...
116 views

### Interactive level sets of polynomials

I'm new to Mathematica and I need some help with the following problem. I would like given some positive integer n, to have mathematica plot the level sets of a (say monic) polynomial of degree n, p(z)...
106 views

### Is it possible to return a list of variable values set by Manipulate?

Is it possible to write a function that returns a set of values that are set by Manipulate? For example, a function that returns a dataset of variables modified by ...
116 views

### Using Manipulate to make a 3D plot of a function of three variables [closed]

I have a function $S = S(\alpha,\tau,q)$. I am interested in plotting a 3DPlot of $S(q,\tau)$ for a given value of $\alpha$. However, I would like to visualize this by manipulating $\alpha$ with the ...
203 views

### Rolling Disk Animation

I am trying to create an animation in Mathematica of a rolling disk outside a disk of equal radius. The following coding is what I have tried but without the one circle staying in a fixed position I ...
168 views

### Manipulate Solve

I have seen similar questions and answers but it did not help me. I would like to see effects of three constants in equations resulted from solve command. conditions are ...
620 views

### Better way to visualize cylinder puzzle solution

The above puzzle has been a recent source of amusement in my clique. I decided to provide a visualization to motivate solution (here): My code: ...
116 views

### Manipulate with plot and images

I have the following code: ...
161 views

### Trouble understanding TrackedSymbols

While developing a relatively complex demonstration for Manipulate I encountered the problem that my output was unintentionally self-updating in an endless loop. ...
83 views

### How to attach an “handler” to a PopupMenu inside a Manipulate, using the second argument of Dynamic, when the item list is itself variable

I have some trouble evolving from this ...
49 views

### Strange evaluating indication of output cells

Something like this happened when I was working with two Manipulate cells. I saved the notebook, duplicated it and only keep these two cells, and opened the ...
169 views

### Why wrapping this ContourPlot inside a Manipulate changes its output into something unrecognizable?

I am a bit puzzled: I wrap the same exact ContoutPlot inside a Manipulate, and it looks all wrong (I don't know what it's drawing but it does not look like the zeros of my polynomial). What am I doing ...
213 views

### Manipulate with multiple locators [closed]

How can I work with tables/lists of Locators under manipulate? Note this is very similar to this question: http://mathematica.stackexchange.com/a/51956/2079 The ...
58 views

### Module and Manipulate: Why the Red Highlighting? [duplicate]

If I define a function that returns a Manipulate object, and the Manipulate has a local variable inside of it, the local ...
171 views

### Approaches to solving non-linear systems of equation with assumptions

The specific type of system looks as follows: \begin{align} (r-r')x+4d_1 x^3+4d_{12}xy^2 &= 0 \\ (r+r')y+4d_2 y^3+4d_{12}yx^2 &= 0 \\ \end{align} Where $r,r',d_1, d_2, d_{12}$ are all real ...
177 views

### How to make a time slider like Manipulate[n,{n,1,20,1}]?

I want to make a time slider varied from 12:00:00 Jan 1,2015 to 22:30:00 Jan 1,2015 for every 5 minute. So like using Manipulate[n,{n,1,20,1}], ...
139 views

### How to restart a Clock

The code below is to demonstrate color afterimages. The user chooses a color, fixates the changing number at the center until it reach 30 (seconds), then manually switches to white to observer the ...
46 views

### How do I get the bounds of my Slider to correspond to the current length of a string entered in another control?

I have a text entry control in a Manipulate that I index into the value of using the value of a Slider control. This works as ...
55 views

### Why won't Select work on my Dynamic values?

Why won't Select work on my list of Dynamic values? For example if I have some Dynamic ...
38 views

### When using PopupMenu other controls stop working

I have an interactive plot in a Manipulate expression with a PopupMenu. I want to be able to select the function being plotted ...
159 views

### How can I get “custom” controls to appear and behave like “default” controls in my Manipulate?

For various reasons I need to define some controls in my Manipulate with complex behaviors that are not (or at least I don't think can be) accomplished using the ...
268 views

### Solving a PDE with a spatially piecewise-constant material parameter

I would like to solve equation for the 2D distribution of an electrical potential in the conductive medium: $$\nabla\cdot(\sigma\nabla f) = 0$$ where $f=f(x,y)$ is the electric potential (in 2D) and ...
110 views

### Entering an differential equation in a Manipulate box

Does anyone have an example of a Manipulate demonstration where the user can type into a box the differential equation, time interval, initial condition, and the result is plotted? This possible in ...
97 views

### Dynamic updating of Slot number [duplicate]

I want to change the slot number inside Manipulate[]. Here is a minimal example which does not work: ...
91 views

### How could I add the WorldMap skin to this parametricPlot3d?

How could I stamp the worldmap inthis sphere of variable radius? I´m interested in the meridian of greenwich (longitude=length=0 Degree) is in the position of the longitude=length=0ºDegree of the ...
132 views

### How to add a static JPEG into a Manipulate without slowing it down

I´m trying to add an image from a book into a Manipulate but it makes the Manipulate update very, very slowly. So much so that ...
129 views

### What are Epilog x-Axis Positions In BoxWhiskerChart (with BarSpacing option)?

I have a dataset that has a number of groups with overlapping sets. There is a point in the group within the intersection of the sets that I want to highlight by placing a marker of that point between ...
111 views

### Unwanted interaction between instances of a Manipulate function

The function trajectory below is defined in terms of Manipulate and calls the auxiliary function ...
87 views

### How substitute an AbsolutePoint for a car drawing or car icon?

$CAR$ ...
184 views

Consider: ...
109 views

### Using manipulate with a defined funtion to solve a ODE

As many in this community I'm new in Mathematica and while exploring the numerical solver for differential equations, I tried: ...