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

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6
votes
2answers
210 views

How to connect a checkbox with part of the graphics?

I'd like to have a checkbox in a Manipulate expression, governing whether part of the graphics is displayed or not. For instance, assume that I have a surface with ...
5
votes
1answer
178 views

How to convert String to an Expression inside Manipulate which depends on control variable

Normally, in Global context, these 2 are equivalent eqn = "r-x"; r = -2; Plot[ToExpression[eqn], {x, -5, 5}] and ...
5
votes
1answer
158 views

Control variable and body variable decoupling in Manipulate

This issue was raised as an offside problem in this thread. Consider the following example, that does not work as expected: ...
2
votes
2answers
370 views

Dynamically choosing which Manipulate controls to use

I have some stuff I would like to manipulate, using two different kinds of control, one at a time, using another variable as a switch. These controls are similar in principle to ...
7
votes
1answer
182 views

Prevent interdependence of controls

My question is probably best illustrated with this small sample code: ...
3
votes
1answer
154 views

Change values in equation with slider

I want to make an equation where the values adjust to my slider which I inserted with manipulate. Well, I tried, but when I use the slider the equation starts to fall apart. Actually this should ...
3
votes
2answers
636 views

Why is my animation so slow?

I have an animated plot of the kind ...
7
votes
1answer
194 views

Make ControlActive respond faster within Animate

The following code uses Animate to create an animation that displays as {t, "Inactive"} when paused, and {t, "Active"} when running: ...
7
votes
3answers
455 views

For[] or While[] can't be used inside Manipulate[]?

Here is a code sample that creates a control object which calculates the expressions inside Maniplate again and again and never stop (it's proved by the code in the ...
2
votes
1answer
67 views

`Trigger` autorunning when not supposed to

Recently I was trying to make something where one could vary the parameters and press play to see how the animation changed. However, when I tried running the code it would just start automatically. ...
13
votes
5answers
488 views

How are parameters evaluated for a Plot in Manipulate

I am trying to get my head around how Manipulate evaluates functions in a Plot. I have read the introduction to Manipulate, and introduction to Dynamic, but I still ...
3
votes
1answer
156 views

How to link a button to a manipulate play

I am wondering how I can link a button to the play button shown if you expand "Show Animation Control", So something like, ...
2
votes
1answer
197 views

Why is LogLogPlot[] slower than Plot[]?

I notice that LogLogPlot runs quite bit more slowly than ordinary Plot. For example, consider the following two blocks of code ...
7
votes
1answer
231 views

How to wrap this dynamic code inside a Manipulate?

My goal is to set up a Ising-type simulation, where many fast simulation steps are done in the background, and a visualization of the current state is displayed as the simulation evolves, being ...
3
votes
1answer
140 views

Manipulate not showing anything

This works: Manipulate[Plot[2*x + 3*y, {x, 3, 4}], {y, 3, 4}] But this doesn't ...
6
votes
3answers
430 views

Changing background colour of a Manipulate element

Please consider the following: Manipulate[Plot[Sin[x (1 + a x)], {x, 0, 6}], {a, 0, 2}]; Now, I would like to change the background colour to yellow. I tried ...
2
votes
2answers
604 views

Manipulate a Differential Equation result

I want to Manipulate the result of Differential Equation like : ...
2
votes
1answer
126 views

semantics of `ContinuousAction` on a slider. Mouse release

I needed to make 2 slider inter-dependent. Slider b in this example can't be larger than slider a. When I move slider ...
2
votes
2answers
211 views

How to clear variables in a manipulate without enabling dynamic content?

I have a series of variables that will plot the number of straight segments along a curve, thanks to the help from here on one of my previous questions. I can create a working Manipulate command from ...
4
votes
1answer
223 views

Upon opening my notebook, I must evaluate cell for code to work properly

I am new to Mathematica. Once I evaluate the cell containing the code, my Manipulate works as desired; however, if I open the file and do not evaluate the cell, the Manipulate goes haywire. Can ...
-1
votes
1answer
241 views

Speed Up SphericalPlot3D

I was wondering if I could speed up SphericalPlot3D? I tried editing PlotPoints, and ...
4
votes
1answer
223 views

Mathematica's external controllers?

While reading the Manipulate reference I've noticed this line: What are the available external devices for that? Some months ago I was thinking on what would be needed to use a MIDI Controller ...
4
votes
2answers
129 views

Thread[] seems to reset changes made with Manipulate[]

Recently I have been working on group theory and I have found checking for associativity for specific Cayley tables to be rather tedious so I wrote a program to do it for me. Most of the time I would ...
14
votes
4answers
819 views

Mathematica Manipulate with macros AND variable number of controls (persistence desired)

This post about avoiding code duplication in Manipulate helped a lot getting as far as I did. The method of "macros" outlined there works excellent, but when the ...
2
votes
1answer
327 views

Why is slider not working properly in Manipulate?

This script is an abstraction from a script intended to plot errors in guiding a small telescope that is tracking a guide star. The data loosely imitate the kind of data one might get from the program ...
2
votes
1answer
288 views

Manipulating an arbitrary-precision ContourPlot

I have a function, say minimizeme[ω_][β_][ϵ_] = ϵ^2 ω-Log[2 (Cosh[2 β]+Cosh[2 β ϵ])]/(2 β); I want to make a high-precision dynamic ...
5
votes
3answers
362 views

Proper way to handle free variables in manipulate/plot?

It took me a while today to figure out that Manipulate (used with Plot) requires that the variable I'm manipulating be an actual ...
10
votes
3answers
1k views

RevolutionPlot3D: but NOT revolving about the z axis

I want to demonstrate generating a solid of revolution by revolving a planar region about, say, a horizontal axis. However, RevolutionPlot3D doesn't seem to have an ...
6
votes
1answer
288 views

Why does Manipulate execute the expression twice?

When I execute Foobar[] in the code below and move a slider, the variable grad is printed twice. Why is this? How can I make the ...
9
votes
3answers
676 views

PolarPlot render oddities

I apologize if this is a obvious question and answer, I don't often use Mathematica to display plots or graphics in general to be honest. So, I was tutoring my cousin yesterday in relation to Polar ...
16
votes
4answers
522 views

In a CDF can I suppress or avoid “This file contains potentially unsafe dynamic content…”

I created a CDF to distribute to a single trusted user who both knows and trusts me and everything I make for them. I downloaded the CDF player and the CDF to one of their computers. The CDF works ...
1
vote
2answers
132 views

How can I crop manipulator from a plot

I wanted to know how can I crop a Manipulator from a plot. the code for plot is ...
3
votes
1answer
263 views

Manipulating a catenary in Mathematica

I have a catenary curve in Mathematica, and I wanted to add a variator (dimmer) with Manipulate, so that the user can modify the value of the x/y-coordinate of the ...
7
votes
2answers
203 views

Moving controls from Manipulate to a Palette ( or similar GUI object )

Consider the following snippet as a reference. ...
4
votes
3answers
391 views

Graphics and panel size

Consider the following snippet: ...
9
votes
2answers
561 views

How can I animate a set of points imported from file?

I have an external program which generates a set of data - X points at the time t1, X points at the time t2 and so on. These points are stored in CSV file and I can change the format if necessary. ...
6
votes
2answers
203 views

Manipulators and Dynamic in more concise code

Is there a way to update dynamic variables through a function. I was looking back at one of the answers from Heike where she showed me how to make my custom ...
6
votes
2answers
559 views

Formatted text in a Dynamic or Manipulate control

I am using a Manipulate control to show different calculations for the same user-specified parameters. I would like to show the results for the calculation the ...
5
votes
2answers
323 views

How to add graphics options to an already produced plot having manipulator?

I am new to Mathematica and stuck with one problem i.e. How can I add a graphics option to an already made plot which a manipulator to control itself. ...
4
votes
1answer
244 views

Noticeable slowdown in graphical performance when using manipulate

I have been making these mathematica 3D objects that involve a molecule with some sort of surface displayed above them. This is done fairly easily by: ...
9
votes
2answers
344 views

Restrict Locator to a certain graphic inside Manipulate

I would like to restrict the Locator inside Manipulate to a certain graphic. For example if I display two graphs, I would like to be able to click on the right one and use this information in other ...
6
votes
2answers
163 views

Control which variables get embedded inside Manipulate

While trying to analyse several different datasets I got what I thought was a good idea: define a "function" that returns a Manipulate object. But this has some ...
7
votes
1answer
248 views

Stopping Evaluation of Manipulate after it goes through once

I do quite a bit of textual analysis with Mathematica, and am currently making some Manipulate objects to walk people through key terms in the database. One issue ...
2
votes
2answers
405 views

Scoping inside of Module and Manipulate

This is driving me nuts: I'm trying to control the parameters for a relatively large system of ODEs using Manipulate. ...
2
votes
2answers
323 views

Question about making TabView remember what tab to open

Background: Consider the following ( for the purpose of illustrating this question ) simplified, but working snippet of code. ...
4
votes
2answers
127 views

Manipulate and ExclusionsStyle

How can I change ExclusionsStyle for a plot inside Manipulate? Here's a sample that (though it shouldn't) seems to produce ...
9
votes
3answers
345 views

How to use Locators on a graphic in a tabview

Background: I want to split graphics in a Manipulate in several parts in a tabview control. But the tabview somehow interferes with the locators as in the following simplified example: ...
9
votes
3answers
357 views

Interdependent controls in Manipulate [duplicate]

Possible Duplicate: How to create interrelated sliders? locking a value when manipulating variables I need to create a Manipulate with two control ...
17
votes
3answers
693 views

How to modularize custom controls for Manipulate?

Background: My Manipulate programs are becoming (too) long. I want to split them up in to independent modules, if at all possible. Take this program as a prototype: ...
5
votes
3answers
252 views

Question about modifying a Slider2D control

Background: I want to develop a custom control, based on a 2D slider. I currently have this ( working ) example. ...