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

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2answers
316 views

How to run function every x seconds?

I want to make a Graphics with a Disk whose position should update every 4 seconds. This is what I've got so far: ...
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2answers
240 views

Locator following other locator in DynamicModule

I'm trying to create a dynamic environment where I specify, using two locators, the initial condition (position (x,y) and velocity angle (alpha)) of a 2D particle. To simplify, I'm assuming the ...
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2answers
279 views

Why does ; suppress Dynamic output? [duplicate]

Dynamic[x=7]; does not make x dynamic! But Dynamic[x=7;] makes ...
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2answers
54 views

How to set dynamically stylesheet definitions?

To produce good color schemes for styling notebook I was used to generate a grid of controls ...
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0answers
69 views

How to scope all variables in Manipulate (to upload Demonstration)? [duplicate]

I'm using the Manipulate structure of the simplified form below in order to make Wolfram Demonstration. ...
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1answer
161 views

Why do InputFields not respond in Manipulate utilizing FindGeometricTransform?

In the following code changing the InputField does not result in observing changes in a result from FindGeometricTransform, but ...
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1answer
147 views

Setting plot size within vector; dynamic slider (two part question)

I have a question about the size of a plot in mathematica. I'm working on some differential equations (a simplified model of heat transfer in a building). I've programmed it so that you can set ...
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2answers
218 views

trouble with Dynamic range in SetterBar

It appears that I can set the range to a Dynamic variable in a Manipulate control, but not in a ...
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2answers
248 views

Dynamically change the variables plotted against in Plot3D

This question posed by @Cam is the closest I can find to my question but I feel that the answers don't really guide me in the way in which I'd like to proceed.... How do I dynamically change ...
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1answer
191 views

How to build an interface that plots an equation given as text by a user?

I would like to create a window where a student may enter an equation and, by clicking on a button, the function gets plotted. In the original Spanish: Quiero realizar una ventana en la cual el ...
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1answer
238 views

How to compute values only if input fields are filled?

In the following code how can I keep the DynamicModule from computing values if the input values are not all filled? If I don't specify default values it will show the code used to compute the values ...
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3answers
851 views

Plotting function with Dynamic parameter

I'm trying to get this code working: a = 2; func[t_] := Dynamic[t + a]; Plot[func[t], {t, -5, 5}] The idea is: I'd like to have the dynamic parameter a change ...
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1answer
167 views

TabView resets to default when selecting data using Control object

I have 3 drop down boxes on one of the tabs in my TabView. Two of the drop down boxes results are used in a Select statement to ...
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0answers
155 views

Using Control Objects with TabView [duplicate]

I have a number of different tabs on my 'dashboard'. Each tab has a few different Controls (drop down boxes) that the user makes selections with. These selections determine what is displayed on the ...
0
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1answer
98 views

Retain values between sessions [duplicate]

This is a real newbie question, so apologies in advance for may seem a very dumb question ... I'm trying to understand the various ways in which information can be retained in a notebook between ...