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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Manipulate using a variable defined outside of the manipulate function [duplicate]

I want to do something like this: expr := x^e; Manipulate[Plot[expr, {x, 0, 4}], {e, 1, 3}] But the plot shows up empty. Yes, it works if I do: ...
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3answers
121 views

Style changes between controls and graphics

In the following Manipulate, the style (font?) of the a changes between when it is a control label and when it is a label in the graphics. Is there a way to make ...
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4answers
148 views

Make a slider controlling a generated character's code value

If I execute the following code: char = 97; Slider[Dynamic@ToExpression@FromCharacterCode@char, {0, 5}] the slider will fail to change the value of ...
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3answers
193 views

Manipulate: How to create custom reset Button automatically?

I have a complex Manipulate with more than 10 controls. Each one has its own default value. I'd like to add a custom button in the control area to reset all ...
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3answers
308 views

How to control the speed in Manipulation

As the title says, I want to control the speed when I use Manipulate. I have the following piece of code ...
4
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4answers
191 views

Change the colour of a ListPlot element in each iteration of Manipulate

I would like to modify the colour of dots in a ListPlot[Table[function]], e.g ...
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3answers
411 views

Slow image manipulation

This is some extremely simple code that shows an image and manipulates a circle (that will be used to select a region of the image to analyze). All those Dynamics ...
4
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2answers
200 views

Vertical RadioButtonBar in Manipulate

I want to make a vertical RadioButtonBar in Manipulate. So far I only have a workaround that looks like this: ...
4
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1answer
116 views

The case of the disappearing locators

I have a complicated Manipulate that uses multiple locators, and need to document the output by saving the graphics to a file. The problem is that when I try to save the graphics, the locators ...
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3answers
191 views

PlotStyle with Table

I want to create a plot style with a table and manipulate the variables in the plot style. ...
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2answers
173 views

How to change start and end date of DateListPlot with Manipulate?

Let's say I have a one dimension list d with length L. The $x$-axis in the plot starts from ...
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2answers
1k views

Combining manipulated plots

Let's say I have two manipulated plots: Manipulate[Plot[Sin[a x], {x, 0, Pi}], {a, 0, 10}] Manipulate[Plot[Cos[b x], {x, 0, Pi}], {b, 0, 10}] How can I create a ...
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2answers
947 views

Why is my animation so slow?

I have an animated plot of the kind ...
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2answers
154 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 ...
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2answers
184 views

Manipulate Controller - Simplex

Imagine you have three numbers a, b and c, and using ...
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1answer
819 views

Combining Two Manipulated Plots Dependent on Same Variables

I need to combine two plots on the same graph to highlight the intersection of the two while being able to manipulate various parameters that are common to both functions. I need to have the slider ...
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1answer
125 views

Getting arrays of values out of Manipulate

More about getting variables out of Manipulate: If I execute the following: ...
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1answer
548 views

Track object movement

Referring to this link I happen to realize that actually the trace being projected is dependent on an equation and not on disk or circle. Though I was presuming that it is getting traced because of ...
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2answers
374 views

How to speed up drawing a tangent plane?

I have this code to produce an interactive visualization of a tangent plane to a function: ...
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2answers
395 views

A problem with Deploy and Locator in a Manipulate

I recently asked a question about Locators not behaving properly (see Locators and Table within a Manipulate are not behaving) and thought I had figured out the answer. However, as I played around to ...
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3answers
315 views

Draw plot with locator & slider

I would like to create a plot whereby both the slider and the locator 'draw' the plot. In the following code, the locator & the slider act independently: ...
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2answers
200 views

Click on a curve to start Manipulating another function

I'm able to plot two lists with a tooltip on the curves to display the name of the curve: ...
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1answer
297 views

“Show” with Manipulate runs fine normally, but gives errors as a CDF

I've simplified my code to what can reproduce my error. Basically, I have two lines: ...
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2answers
137 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 ...
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1answer
91 views

Unwanted interaction between instances of a Manipulate function

The function trajectory below is defined in terms of Manipulate and calls the auxiliary function ...
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2answers
174 views

Manipulate in Manipulate

Question 63982 (Altering values in Manipulate with dynamically generated controls) got a very interesting answer from @belisarius, in which he used a Manipulate ...
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3answers
159 views

Altering values in Manipulate with dynamically generated controls

I have a Manipulate whose controls are generated based on a parameter in a containing Manipulate: ...
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2answers
151 views

Clicking to add/remove a Locator

I would like to add a Locator to a figure displayed by Manipulate when I click inside the figure, at the location where I click, ...
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1answer
264 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 ...
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1answer
333 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 ...
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2answers
149 views

Layers of Locators of Different Colors?

I am a Mathematica novice trying to do some interactive segmentation of microscopy images. I've been trying to understand and build upon some code from a previous StackExchange discussion (Can ...
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1answer
104 views

Dial control for Manipulate?

I'm trying to make a control item in a Manipulate that is a simple dial. I'm trying to mimic Manipulate[theta, {theta, 0, 360}], ...
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2answers
122 views

Anchor Manipulate Controls to Edges of Content

I'm running into an issue with arranging Manipulate controls and a dynamic module around the content pane of the Manipulate. For example: ...
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1answer
319 views

Manipulate Plot and control variables using multiple controls

Here's a simple Manipulate example: ...
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3answers
124 views

Graphics updating from inside double-Fold-iteration within Manipulate

Normally, when using Manipulate[expr, controls, options], the graphics updating should be carried out at the very end of expr. But now I encounter a situation ...
4
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1answer
191 views

Labeling SetterBar in Manipulate

This is the form of my list list1 = {{1, 2}, {3, 4}}; list2 = {{5, 6}, {7, 8}}; list = {{list1, list2}}; I want to plot list1 and list2 in a ListPlot with ...
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3answers
160 views

How to dynamically change the Appearance of a control in Manipulate?

How can I dynamically change the appearance of b? Strangely it works for the Enabled state but not for the Appearance. Thanks. ...
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1answer
113 views

How can I highlight the vanishing-partials in an interactive 3D plot?

I am using Manipulate and Plot3D to plot a function with two real variables and two extra parameters. ...
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1answer
159 views

Why does one of my Manipulate integer variables get turned into a real?

I'm developing code for manipulating graphs. Spot the difference in the 2 Manipulates below: ...
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3answers
203 views

Manipulate: size of controls

As you can see in the drawing, I'm making a little Manipulate program. I'd now like to decrease the size of the controls at the left—to have more space for the ...
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1answer
218 views

How can I use Manipulate[] to click on a Graphics3D output and generate $(x,y)$ outputs on a projection plane parallel to my screen?

Say I have some Graphics3D object that I'm looking at from a top down perspective, e.g.: ...
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1answer
278 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: ...
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1answer
184 views

Change CurrentValue of a key press

I was wondering if there is a way that I could change the value of a key press such as Shift, Ctrl, etc. Normally, when nothing is pressed, the CurrentValue will ...
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1answer
223 views

How to control variables of outer and inner Manipulates?

Consider the following ( working ) snippet: ...
4
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1answer
93 views

Why is C-compiled (but not WVM-compiled) code so slow in Manipulate?

Here is a small section of code from this SE question which computes the real part of the dilogarithm (the upper limit of the sum is increased for demonstration purposes): ...
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2answers
98 views

SetterBar divider style in Manipulate on a Mac

MMA 9.0.1 MacOSX "Mavericks". This issue is apparently mac specific. The issue of this post is illustrated here, for example. In a SetterBar control straight out ...
4
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1answer
319 views

'Play' button in Manipulation and slow evaluations

I'm trying to create animation of some discrete process using Manipilate: ...
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0answers
28 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: div(sigma*grad(f))==0 where f=f(x,y) is the electric ...
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0answers
278 views

Modelling Hysteresis with a Differential Equation

I want to implement the bulk ferromagnetic hysteresis model (mostly the Jiles-Atherton Model), see http://drum.lib.umd.edu/bitstream/1903/6043/1/PhD_99-1.pdf page 44 equation (30). The needed ...
4
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0answers
172 views

DynamicModule, SaveDefinitions and global functions

Unfortunately, I had not checked stackoverflow, because there, the exact same behavior was already reported. Please see the Q&A "SaveDefinitions considered dangerous". Up-front, I'm on Ubuntu ...