Questions relating to the dynamic family of functions in Mathematica, such as Dynamic, DynamicModule and Manipulate.

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42 views

How to restart a Clock

The code below is to demonstrate color afterimages. The user chooses a color, fixates the changing numbers at the center until they reach 30 (seconds), then manually switches to white to observer the ...
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1answer
38 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 ...
0
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1answer
41 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 ...
0
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1answer
46 views

Calling dynamic functions multiple times

I have a large number of functions which I am combining into packages and will call those functions via a palette. I then use those functions in a notebook and may need to call them several times. The ...
5
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1answer
67 views

Using a progress bar in a functional expression

If we have a procedural construct like a Do loop or Table, it is straightforward to make a progress bar to indicate the percent ...
2
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2answers
71 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: ...
7
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2answers
208 views

Palette button with progress bar

Let's say you have a palette with a button that has to do some time-consuming task when clicked: ...
1
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1answer
40 views

How do you hide/show a dynamic element in a list?

Here is the simplified version of the problem: THIS: {1,2,##&[],4,5} RETURNS: {1,2,4,5} ...
4
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1answer
92 views

Unwanted interaction between instances of a Manipulate function

The function trajectory below is defined in terms of Manipulate and calls the auxiliary function ...
1
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1answer
52 views

Interfaces: Importing files, processing them and exporting the results

We have a simple interface with two import file buttons, one field to enter a number $x$, one field to enter a file export name, and one 'Run' button. The mathematical operation when hitting 'Run' ...
1
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1answer
43 views

How to prevent automatic simplification in InputField?

Here is a basic example: {InputField[Dynamic[x]], Dynamic[x]} This code generates an input box with and dynamic display. What is disturbing me is that when ...
4
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2answers
71 views

Button that starts an evaluation which is monitored with a progress indicator

I have a DynamicModule in which I which I wish to start an operation (actually import files) with a button. I would like to monitor the progress with a ...
2
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1answer
41 views

Dynamic importing of json file is not refreshing

Running -- Dynamic[Refresh[Import["foo.json"], UpdateInterval->1]] or json := Import["foo.json"] then ...
2
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1answer
91 views

How do I dynamically construct a string from a variable number of 'PopupMenu's in 'Manipulate'?

I have a string with a variable length, determined by the value of a SetterBar and whose characters are determined by a corresponding number of ...
7
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2answers
279 views

Click in a vector plot to plot several solutions of a system of differential equations

I am aware of the Locator button and I am aware of the Equation Trekker package, but they are not what I want to use. Here is what I specifically want to know how to do, if possible. Consider the ...
2
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1answer
32 views

Dynamic ViewPoint on notebook startup

(This is a follow-up question to the accepted answer found here.) I want to synchronize two 3D plots in a notebook by setting their ViewVertical and ...
0
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1answer
44 views

Adding a plot to a DynamicModule

How can I add a Plot or Plot3D to my DynamicModule (on the same panel) without having a negative impact on the original function? I tried different (for me) logical ways to add the Plot function, but ...
0
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2answers
40 views

how to use InputField function within the manipulate function

I am trying to make a demonstration that can take in a matrix and create a vector field. Currently I have the demonstration all functioning but to define the matrix it uses sliders. I know they cannot ...
13
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4answers
374 views

How to make a movie from a complex demonstration?

I have a complex Manipulate-based demonstration containing a few sliders and a Setterbar. I would like to make a movie out of it, avi, or whatever else. The ...
1
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1answer
44 views

Use StepMonitor and Dynamic to plot progress of FindMinimum

The obvious way of plotting the progress of FindMinimum fails with an error about things not being localizable: ...
0
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2answers
173 views

Not seeing plot of solution returned by NDSolve

I am having trouble with generating a parametric plot with the following code: ...
2
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2answers
69 views

Dynamic visualization of two histograms

I have two histograms histo1 and histo2: ...
1
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1answer
53 views

Dynamically Update both a HorizontalGauge range and the value

I'm developing a demonstration that allows students to explore the location of a point on a number line simultaneously at various scales. I'll show a very simplified version here to get to the nub of ...
0
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0answers
42 views

MMA 10.0.2 Windows x64 Crashes during Find Next/Previous

For the past few weeks, MMA has crashed over a dozen times. It only happens when I'm doing Find Next or Find Previous several times while searching through my notebook. Note that I have at least 2 ...
0
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0answers
66 views

Dynamically update a graphic object in Mathematica

I was trying to simulate a bouncing ball (with no gravity) in a unit box and I managed to come up with a solution: ...
1
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1answer
64 views

How do I utilize the dynamic input field function in the manipulate function? Can I use this functionality to import a .xls from an URL dynamically?

Im trying to get my program to import a .xls for manipulation, I need to import the .xls at an url location dynamically, I did have this at the beginning of my code: ...
0
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1answer
46 views

Interacting Dynamic Components within LocatorPane

I am attempting to create a dynamic contour plot of an ellipse with two locators as the foci within a locator pane. The following code has been implemented: ...
6
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2answers
159 views

There is an issue with Manipulate in which it updates its argument twice in V10

I have asked this question before (here) and I thought that the issue is only when moving the Notebook window. It appears that Manipulate is working in weird manner. ...
3
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1answer
67 views

While stops running in a Dynamicmodule

I made this: ...
2
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1answer
39 views

Dynamic Output during ParallelMap

I can't seem to figure out how to dynamically output a variable that is being used in a parallel evaluation. Below is an example function that demonstrates my problem. ...
2
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1answer
68 views

Pausing a dynamic display

I'm trying to display some graphs, which were defined with plot above this line of code. The parametric plot moves through all of the x values, the others are stationary. I would like the parametric ...
3
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1answer
101 views

Animated moving dot

This question came about because of my failure to implement an answer to this previous question. My idea was that an answer could be written using aClickPane and ...
2
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2answers
55 views

How to do dynamic range selection for data fitting in Log plot?

In linear plot, this can be achived by Locator like this: http://mathematica.stackexchange.com/a/24935/13580 ...
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0answers
51 views

Build expression interactively

I define two lists: ...
3
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0answers
47 views

How can I make a stylesheet that counts subcells?

The example cells in the documentation each have count of the cells inside their section: ...
3
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0answers
72 views

How to implement a live-searchable table view? [closed]

Everyone with a mobile device is familiar with table views, searchable scrolling tables where rows have multiple elements like images and text, and are populated from some data source. Since a ...
1
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1answer
55 views

Making a movie from an interpolating function

Say I use some Mathematica procedures to find an interpolating function of two variables: $u(x,t)$. Is it possible to make a movie of this interpolating function, i.e. plot it on a certain line $x \in ...
1
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1answer
84 views

How to write 1.0 in InputFields with ContinuousAction and Number constraint

With the concept of user responsiveness in mind, I’ve tinkered a couple of small apps that are supposed to be eh… responsive, i.e. calculating without having to press enter. They all rely on ...
1
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1answer
41 views

Dynamic check box with import!

Here what i am trying to do: I have a list of the names of excel files, for example s={"red carpet.csv","red box.csv","black carpet.csv","black box.csv"}; i am ...
3
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2answers
222 views

Equivalent of Matlab's uigetfile in Mathematica

I was wondering if there an equivalent of the "uigetfile" Matlab function to use it in Mathematica. To be more precise, I want to read many Excel files and I don't want to type a static path; ...
1
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1answer
106 views

User Input Through Dynamic

For my application, I am using Dynamic functionality to make a number of input fields through which a user can enter numbers. I then take these numbers and place them as the entries in a dynamic ...
0
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2answers
36 views

Generating a Variable Number of Dynamic Variables

I know questions that get at this very issue have been posed in other ways here, but as a relative beginner, I've had trouble understanding the answers. For my application, I am developing a simple ...
1
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1answer
53 views

Possible to dynamically redraw single plot of multiple shown together?

I am attempting to create a tool to visualize gradient, eigenvector, and eigenvalue information for a 2D surface. I want to show a contour plot of an inputted function and overlay the gradient and ...
10
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4answers
593 views

Animate point go round a triangle

How can I animate a point moving on triangle sides? I can generate traingle and point but I have no idea how to define point movement. I'm guessing that I have to use sin and cos in coordinates but I ...
4
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2answers
92 views

Write GUI to select spheres in a grid

I'd like to generate a code that: 1) starts with a grid of circles (in general, it won't be a square grid) 2) allows the user to choose some of those circles 3) allows the user to choose the type of ...
1
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0answers
92 views

Creating Scheduler

I am trying to build a scheduler program like pizza delivery. Each driver will choose their time and general working schedule will be updated similarly. Problem is number of workers change. How can ...
1
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1answer
77 views

how to create Panel for Plot?

Can You advice me how to put the whole thing below into an interactive Panel, so I can values of parameters dynamically - type other values (alpha, beta, x0, y0, R, tmax) and plot updates ...
3
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2answers
77 views

Toggle plot visibility of dynamic number of data sets

I have multiple curves in my plot, and want to be able to toggle their visibility off/on. Which I got to work thanks to a different post. ...
2
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1answer
95 views

How to mimic Org-Mode with cell dingbats?

I love using org-mode to organize my to-do lists, the functionality is amazing, but it suffers from being stuck inside the emacs terminal... I'm hoping to replicate some basic features into a ...