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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1answer
39 views

About Manipulate : How to make this work properly?

Manipulate[ Plot[PDF[NormalDistribution[mu, sigma], x], {x, -4*sigma, 4*sigma}], {mu, -10, 10}, {sigma, 0, 10} ] I got the following error:
4
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2answers
122 views

How to conditionally combine a RegionPlot3D with a ContourPlot3D inside a Manipulate?

I know how to combine a RegionPlot3D and a ContourPlot3D, which I did (see below for details on the code I'm referring to) with ...
6
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1answer
294 views

Compiling a function that takes lots of optional arguments

I have a function that takes lots of optional arguments (basically some design parameters, about 10 of them) and performs some basic algebraic calculations involving complex numbers with the options. ...
0
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1answer
64 views

Adding circles on a function plot depending on the slope

I have the following function and I use manipulate to change the plot of the function and the integral respectively. In nonlinear dynamics one plots a little circle/point on the intersections of the ...
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1answer
84 views

How can I mark a point on a slider control?

I have a Slider control inside a Manipulate which spans some range of values, say from 0 to 10, like in: Manipulate[ Sin@x, {x, -2 Pi, 2 Pi} ] I would like ...
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1answer
172 views

How would I use sliders to manipulate the slope and intercept of a plane in a graphics 3d box while the cdf was running

Would I link a slider value to a polynomial that represents the plane and draw it in the draw plane a function, Or, is there a way that would allow me to have sliders in the draw plane function ...
2
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1answer
57 views

How can I get a manipulated parameter to show up with text next to it?

I'm trying to make a dynamic demonstration involving the $\epsilon-\delta$ proof of the limit, $$\lim_{x\to c}(2x-1)=2c-1$$ with the following code. d and ...
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2answers
68 views

Manipulating a damped oscillator plot - plot does not show

I was trying to make an oscillation plot that could be manipulated depending on the value of $\beta$. The differential equation is below, and when I just plot the solution, it turns out to be the ...
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0answers
25 views

Stopping resetting of linked locators in manipulate [duplicate]

I have found several solutions for linking locators (using the second argument for Dynamic) but they have the following problem: How do I keep the locators from resetting, when I choose something ...
2
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1answer
134 views

How to use Buttons to run alternate Manipulate functions

I wish to use Buttons to trigger alternate Manipulates. According to the documentation: "The first argument to Button is the label" ....and the "second argument is the function that will ...
4
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2answers
109 views

Unexpected Manipulate behavior

I get unexpected results when I run the following code (even before moving the sliders): ...
2
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2answers
121 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
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0answers
137 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
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1answer
96 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
101 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
183 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
349 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
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1answer
77 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 ...
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1answer
99 views
18
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3answers
443 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
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1answer
44 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
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1answer
113 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 ...
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2answers
145 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
150 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
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1answer
46 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
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2answers
112 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
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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
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1answer
43 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
131 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
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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
33 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
101 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
91 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
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1answer
161 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
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0answers
85 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
117 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
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1answer
124 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
108 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
87 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: ...
1
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0answers
112 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
166 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
206 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
73 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
136 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
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1answer
46 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 ...
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2answers
267 views

Not seeing plot of solution returned by NDSolve

I am having trouble with generating a parametric plot with the following code: ...
3
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2answers
113 views
1
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1answer
140 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 ...