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
3answers
606 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 ...
6
votes
3answers
315 views

How to eliminate the need to double evaluate a Manipulate so that a Module in its Initialization section works?

Using V 8.04 on windows. I think this issue might be related to the fact that Mathematica reads main body the Manipulate before evaluating or running the Initialization option. Or, might be ...
5
votes
1answer
300 views

Altering layout and sizing of Manipulate controls?

I'm currently working on a display project using Manipulate and was wondering if there is a straightforward way to alter the placement of the control options that I ...
5
votes
4answers
496 views

Shading in squares crossed by a diagonal

You have a rectangle and it is diagonal. How many squares will be crossed by the diagonal (I guess assuming the side length of the rectangle are nice whole numbers) I've seen an implementation in ...
5
votes
2answers
320 views

Manipulate Evaluation Order Problem

I seem to be getting some unintended results from a nested Manipulate that I have not been able to resolve. I boiled down the problem I'm having to a simplified ...
4
votes
4answers
331 views

Manipulate with explicit updates

I want to use Manipulate (I am open to other alternatives) to apply one of two different functions f or ...
4
votes
1answer
253 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 ...
3
votes
1answer
178 views

How can I selectively trigger computations in Manipulate?

I have a Manipulate that uses RandomVariate and Random that I would like to have redraw and ...
2
votes
1answer
156 views

Manipulate for variable number of sliders

I'm trying to use Manipulate for plotting multidimensional data, where higher dimensions are defined as sliders. First, this simple example works: ...
2
votes
1answer
206 views

Manipulate executes expressions multiple times

I am using Manipulate for a rather intricate front end for data visualization. I was getting very sluggish performance and was able to boil the problem down to a ...
2
votes
2answers
616 views

Controlling the speed of Manipulate animations exported to SWF

I would like to export in .swf a "Manipulation" output. I am using ...
2
votes
1answer
395 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 ...
1
vote
1answer
44 views

How to make 3 parameters selection and then execute, and not with each selection?

Manipulate[{u*v}, Row[{Control[{u, 0, 1}], Control[{v, 0, 1}]}], ControlType -> VerticalSlider, ControlPlacement -> Up] Q1.- How to select the operation ...
1
vote
1answer
201 views

Overlaying a Plot within a Manipulate Control Panel

Is there a way to overlay a plot into a blank area of a Manipulate control panel, that will still update according to the controls in the Manipulate function? This is an image of what I have: You ...
1
vote
1answer
168 views

Using Manipulate with a control variable for selective recalculation

I'm trying to adapt Nasser's method for using a control variable inside Manipulate to selectively choose what part of the code should be recalculated depending on the controls changed. I've also read ...
1
vote
1answer
194 views

Manipulate with variable number of sliders plus variable number of functions

I'm trying to setup a Manipulate where I have a variable number of sliders similar to this one, where every slider controls a function. In my case, there will be an additional slider which sets the ...
1
vote
0answers
60 views

Abridging Lists of Equations within NDSolve, Manipulate [duplicate]

I have a pretty little NDSolve function that I've finally decked out with manipulatable (by sliders) coefficients, which changes the graph in real time. However, I ...
1
vote
3answers
169 views

Control maximum value of a slider with another control

Is it possible to make $y_{max}$ of Slider[y, {$y_{min}$,$y_{max}$}] depend on another control? For example, I have three variables (Time, Type1, Type2). I want a drop down box for the user to ...
8
votes
2answers
136 views

Question about scoping data in a multi-level Manipulate construction

Background: In a module containing an outer / inner manipulate I select the key of data with a dropdownlist in the outer manipulate. Data is read and displayed in the inner manipulate for edit ...
7
votes
1answer
233 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: ...
5
votes
2answers
116 views

How can I save a Manipulate's control settings to a dataset?

This is probably an extremely simple question. I have a manipulate that sets variables used to define an offset, amplitude, frequency and phase of a trigonometric function. ...
5
votes
5answers
691 views

Subdividing a polygon , equivalent fractions

I see that I was a real "doofus" here and my original question was flawed. You can't divide a polygon like you can a circle or a rectangle, except in special cases... I should have seen that right ...
5
votes
1answer
426 views

Enabled option for slider in Manipulate not updating dynamically

In a Manipulate expression I have a slider control which has the Enabled option ...
5
votes
4answers
539 views

Display position information out of ListPlots inside a Manipulate

I often have the situation where I'll use Manipulate[] to compare and examine 2 or more lists. A simplified example follows: ...
4
votes
3answers
120 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 ...
4
votes
1answer
299 views

Manipulate Plot and control variables using multiple controls

Here's a simple Manipulate example: ...
4
votes
2answers
390 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 ...
3
votes
2answers
61 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. ...
3
votes
0answers
70 views

Antialiased text in manipulate constantly re-evaluated, ignores TrackedSymbols

I am trying to display antialiased text (using the ImportString[ExportString[]] method shown here) but inside a manipulate so that the text can be changed interactively. I have found a way to do this, ...
3
votes
3answers
306 views

Animation is jerky, but slider is not

When I do the following simple animation (from the book Mathematica Navigator, p. 316) the slider control changes the image smoothly, but when I play the animation it is jerky. Is there anything that ...
3
votes
2answers
228 views

Export in Manipulate, infinite loop

I want to make export of a plot inside Manipulate, but only once. However, this code runs infinitely and does export infinitely: ...
2
votes
1answer
242 views

Dynamic graph construction and visualization (Watts' “Small Worlds” α-model)

I need some help in creating a Mathematica program for building and visualizing Watts' "Small Worlds" α-model. This is a variant of the more known (and much more simple) β-model (also known as ...
2
votes
1answer
88 views

Variable number of controls in manipulate

i want to add a variable amount of variables to manipulate, but i got stuck at one point and can't figure out a solution (even after reading here for hours...). I have a function (e.g. here a ...
2
votes
1answer
179 views

Trouble using If[] within TabView Manipulate control

If I place an If in the "body" of a Manipulate as in: ...
2
votes
2answers
148 views

Manipulating several values from the same interval

Some of my calculations depend on the choice of several values from the interval [-2, 2] (it is more or less interpolation of a fixed function using the points as parameters). I want to create a ...
2
votes
3answers
288 views

Introduction of straight Line into Manipulate function

I just want to implement a line within my chart that starts from time point 0 to time point T and whose y-coordinates can be manipulated, which in my case is represented by D. I tried to implement a ...
2
votes
3answers
172 views

Manipulate fails with f[x]=x^k/(1+x^k)

I have this code: Clear[f] f = Function[x, x^k/(1 + x^k)]; Manipulate[Plot[f[x], {x, 0, 5}], {k, 1, 10}] But nothing draws as I move the slider. Am I missing ...
2
votes
2answers
205 views

Manipulate - why does the axis scale change when I release the slider?

I was playing around with Manipulate to demonstrate simple geometric idea of conic sections and put this little sample together. When i move the slider it moves my plane, which is what I expect. ...
1
vote
2answers
97 views

Labeling Manipulate variables with their values? [closed]

I want use Manipulate to create an adjustable plot with labeled values. This Manipulate expression seems to work fine: ...
1
vote
1answer
101 views

Manipulate - Evaluating Value of Function

I would like to visualize the properties of a threshold, which is a value of a function. Unfortunately, the value is expressed as scientific value (an approximation with 3-5 decimals would be fine) ...
1
vote
2answers
61 views

Assigning to the “local” version of a symbol

Compare Manipulate[c[1] = 1; c[1], {c[1], 0, 1}] with Manipulate[Do[c[i] = 1, {i, 1}]; c[1], {c[1], 0, 1}] The first case ...
1
vote
1answer
108 views

How to place a matrix under controls (sliders) in a Manipulate?

I want to know how I can place a matrix under my sliders. Here is my code: ...
1
vote
1answer
116 views

Two-way locator & slider controls

I was wondering whether it was possible to have a two way control system, whereby one could click and drag both the locator (which would in turn move the sliders), AND click & drag the sliders ...
1
vote
1answer
141 views

How to track dynamically generated manipulators?

In the code below the manipulators that are generated from the stakes buttons are not tracked by the Manipulate expression that contains them. How can I make the ...
1
vote
3answers
257 views

Tangent to a circle

I am trying to show vector of fixed length which is the tangent to a circle which rotates. Any suggestions on how to simplify this ? My question is not about using Manipulate etc but more is there an ...
1
vote
2answers
213 views

Manipulate: SetterBar with list of functions

From the documentation: Manipulate[Plot[f[x], {x, 0, 2 Pi}], {f, {Sin, Cos, Tan, Cot}}] How do I include a function like $1/x$ or $x^2$, etc. in that list? I ...
1
vote
1answer
335 views

Locators and Table within a Manipulate are not behaving

I am putting together a Manipulate on vector addition for my intro physics class and everything works well except when I include a Graphics that has a Table within. The code is below. There are three ...
0
votes
2answers
125 views

How to partition three years of data into daily samples

I'm trying to find mean of temperature data list. The temperature data list has 3 hours steps which means I have 365*8=2920 temperature measurements per year. My data are temperatures of 13 years. ...
0
votes
1answer
114 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 ...