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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2
votes
2answers
131 views

Locator and manipulate

How can I achieve that the points on a Graphics element could be manipulated both by Locators (clicking and moving) and on the Manipulate panel as well. As you can see, only one of the methods work. ...
6
votes
0answers
147 views

Trouble understanding TrackedSymbols

While developing a relatively complex demonstration for Manipulate I encountered the problem that my output was unintentionally self-updating in an endless loop. ...
2
votes
1answer
108 views

Interactive level sets of polynomials

I'm new to Mathematica and I need some help with the following problem. I would like given some positive integer n, to have mathematica plot the level sets of a (say monic) polynomial of degree n, ...
3
votes
2answers
102 views

Is it possible to return a list of variable values set by Manipulate?

Is it possible to write a function that returns a set of values that are set by Manipulate? For example, a function that returns a dataset of variables modified by ...
1
vote
2answers
190 views

Rolling Disk Animation

I am trying to create an animation in Mathematica of a rolling disk outside a disk of equal radius. The following coding is what I have tried but without the one circle staying in a fixed position I ...
9
votes
4answers
358 views

Interactively inspecting parts of an object

There have been times when I want to find the structure of an object in order to extract some part of it. For example, extracting the x and y coordinates from a Graphics object generated by Plot. I ...
0
votes
1answer
94 views

Using Manipulate to make a 3D plot of a function of three variables [closed]

I have a function $S = S(\alpha,\tau,q)$. I am interested in plotting a 3DPlot of $S(q,\tau)$ for a given value of $\alpha$. However, I would like to visualize this by manipulating $\alpha$ with the ...
1
vote
1answer
107 views
18
votes
3answers
460 views

What does None mean in a control specification for Manipulate?

I am now struggling to understand code that contains the following (simplified) Manipulate structure. ...
2
votes
1answer
49 views

Strange evaluating indication of output cells

Something like this happened when I was working with two Manipulate cells. I saved the notebook, duplicated it and only keep these two cells, and opened the ...
1
vote
1answer
150 views

Why wrapping this ContourPlot inside a Manipulate changes its output into something unrecognizable?

I am a bit puzzled: I wrap the same exact ContoutPlot inside a Manipulate, and it looks all wrong (I don't know what it's drawing but it does not look like the zeros of my polynomial). What am I doing ...
1
vote
2answers
174 views

Manipulate with multiple locators [closed]

How can I work with tables/lists of Locators under manipulate? Note this is very similar to this question: http://mathematica.stackexchange.com/a/51956/2079 The ...
1
vote
1answer
166 views

Approaches to solving non-linear systems of equation with assumptions

The specific type of system looks as follows: \begin{align} (r-r')x+4d_1 x^3+4d_{12}xy^2 &= 0 \\ (r+r')y+4d_2 y^3+4d_{12}yx^2 &= 0 \\ \end{align} Where $r,r',d_1, d_2, d_{12}$ are all real ...
1
vote
1answer
53 views

Module and Manipulate: Why the Red Highlighting? [duplicate]

If I define a function that returns a Manipulate object, and the Manipulate has a local variable inside of it, the local ...
3
votes
2answers
117 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. ...
15
votes
5answers
1k 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 ...
0
votes
1answer
45 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 ...
6
votes
1answer
245 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: $$\nabla\cdot(\sigma\nabla f) = 0$$ where $f=f(x,y)$ is the electric potential (in 2D) and ...
0
votes
1answer
53 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 ...
1
vote
1answer
36 views

When using PopupMenu other controls stop working

I have an interactive plot in a Manipulate expression with a PopupMenu. I want to be able to select the function being plotted ...
2
votes
1answer
106 views

Entering an differential equation in a Manipulate box

Does anyone have an example of a Manipulate demonstration where the user can type into a box the differential equation, time interval, initial condition, and the result is plotted? This possible in ...
2
votes
2answers
94 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: ...
2
votes
1answer
177 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 ...
0
votes
0answers
87 views

How could I add the WorldMap skin to this parametricPlot3d?

How could I stamp the worldmap inthis sphere of variable radius? I´m interested in the meridian of greenwich (longitude=length=0 Degree) is in the position of the longitude=length=0ºDegree of the ...
4
votes
1answer
123 views

What are Epilog x-Axis Positions In BoxWhiskerChart (with BarSpacing option)?

I have a dataset that has a number of groups with overlapping sets. There is a point in the group within the intersection of the sets that I want to highlight by placing a marker of that point between ...
2
votes
1answer
128 views

How to add a static JPEG into a Manipulate without slowing it down

I´m trying to add an image from a book into a Manipulate but it makes the Manipulate update very, very slowly. So much so that ...
4
votes
1answer
110 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
vote
2answers
100 views

Using manipulate with a defined funtion to solve a ODE

As many in this community I'm new in Mathematica and while exploring the numerical solver for differential equations, I tried: ...
2
votes
0answers
118 views

Substitute for 'InputField' in Wolfram Demonstration

My application relies on the ability of users to enter text, and has several settings with a huge range of potential values best entered as strings (to comply with Wolfram's admonition to "choose your ...
2
votes
1answer
194 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 ...
1
vote
2answers
215 views

Manipulating elements of a matrix, to loop or not ?

I have a grid of values generated from a MATLAB evaluation. Most of these elements are 0, some 0.5 and the remainder 1. I'd like to write a mathematica script which reads in the CSV and then, in every ...
1
vote
1answer
76 views

ListAnimate for nested lists with two sliders

I have a very complicated function of three variables (a,b,c). Now I want to plot the function value as a function of a while ...
4
votes
1answer
138 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 ...
1
vote
1answer
47 views

Sequence not working in Manipulate?

I have a function that I would like to construct the Manipulate parameter list with Sequence. This is a simpler example but it ...
0
votes
2answers
290 views

Not seeing plot of solution returned by NDSolve

I am having trouble with generating a parametric plot with the following code: ...
3
votes
2answers
119 views
1
vote
1answer
188 views

Combine 3D plots into one with Manipulate and different region plots

The following script generates two plots in a row, both of them controlled by Manipulate. I would like to combine them together in one. The problem I don't know how to solve is that the plotting ...
3
votes
1answer
119 views

How use TraditionalForm input in InputField?

Inside a Manipulate, I'd like one of the controls to be an InputField and to allow the input entered to be in traditional form. ...
0
votes
1answer
75 views

Size of the box using Manipulate function

I am using the following command: Manipulate[Graphics[Arrow[{{0, 0}, {a Cos[ω t], a Sin[ω t]}}]], {t, 0, 10, 0.1}] In order to display a vector in circular ...
1
vote
2answers
117 views

How change style of InputField in a Manipulate?

Is it possible to specify a style, e.g., font size, for InputField type controls inside a Manipulate and if so, how? For ...
2
votes
2answers
140 views
0
votes
1answer
56 views

Problem with showing results in a Manipulate in a cdf-file

I have a problem with showing my results correctly in a Manipulate in a cdf-file. My program (for my bachelor thesis) can calculate the income law with a income entered into an input field; the use ...
1
vote
1answer
90 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 ...
6
votes
2answers
212 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. ...
0
votes
1answer
85 views
0
votes
0answers
35 views

How to fix the PlotRange on LogPlot? [duplicate]

I'm plotting families of Boltzmann'esque distribution functions $\propto\exp\left(-{\dfrac{\varepsilon+{\mathcal O}(\varepsilon^2)}{k_\mathrm{B} T}}\right)$. But it won't let me fix the ...
2
votes
2answers
146 views

Updating Manipulate output from within a Button

Consider this (edit: Pause[3] represents some long computation the button should do): ...
1
vote
1answer
43 views

Using MatrixForm in a Manipulate

I have declared some lists vAwG = {{{0}, {0}}, {{1}, {1}}}; psi = {0, 1, 2, 3}; vBwB = {{{1}, {0}}, {{0}, {1}}}; and created a function ...