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Questions tagged [demonstrations]

Questions on using or viewing Wolfram Demonstrations, or on implementing functionality inspired by Demonstrations.

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1answer
51 views

What exactly do the tiny white squares stand for in this Wolfram Demonstration for percolation in square grid?

I haven't used Mathematica before; but I found a Wolfram Demonstration that could be relevant to my project. Could someone please explain to me the significance of the "white squares" in the square ...
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1answer
148 views

Spherical Harmonic Plotting

I have tried to plot on the surface of a sphere the spherical harmonic functions by closely following this demonstration http://demonstrations.wolfram.com/NodalDomainsOfSphericalHarmonics/ I've ...
3
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1answer
70 views

Demonstration site CDF error correction question

I use Mathematica ver11. However, the following error is displayed when running Demonstration site. http://demonstrations.wolfram.com/ThreeOrthogonalProjectionsOfPolyhedra/ ...
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1answer
40 views
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0answers
71 views

How to change the code Initialization section in mathematica demonstration

I am designing a mathematica demonstration on video processing and I need to change the the code Initialization section in the demonstration to personolize it and put comments about my project. How to ...
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1answer
126 views

How to save the output cell from this demonstration project as a .eps

I'm having a lot of fun playing with this cool demonstration project by Karl Scherer: http://demonstrations.wolfram.com/LineArt2/ After getting some beautiful artistic results I tried to print or ...
18
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3answers
1k views

Vizualization of percolation paths

I did a simple demonstration to illustrate the percolation theory for my students. The content is a conductive square network possessing electrodes at its top and bottom edges. Some randomly chosen ...
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1answer
296 views

Create CDF file in which the code is not included

As far as I know, the CDF can be used to distribute projects in which you can interactively evaluate the projects without need to have Mathematica. Recently I notice that the files in the ...
3
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1answer
385 views

How to Use Mouse Events & EventHandler in Demonstrations

One of the primary criteria for an acceptable Demonstration is, of course, that multiple copies of the Manipulate Output Cells [MOCs] have to have independent controls and datasets: the operation of ...
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2answers
153 views

Incompatibility between Dynamic’s second argument and Wolfram Demonstrations

A central feature of the Wolfram Demonstrations is the use of multiple instances of the Manipulate output, placed into the Thumbnail and Snapshots sections – for instance here, that are used to ...
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2answers
147 views

How to scope variables in Manipulate (for Autorun)

This question is connected with that one (and all other connected). The purpose is to make a demonstration that has a Dynamic part among controls (I'm aware that it is not recommended, but nonetheless....
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0answers
76 views

How to scope all variables in Manipulate (to upload Demonstration)? [duplicate]

I'm using the Manipulate structure of the simplified form below in order to make Wolfram Demonstration. ...
5
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1answer
264 views

Wolfram population density demonstration does not appear to work

I tried to do the Wolfram population density demonstration and it returned an error: ...
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1answer
304 views

Program to demonstrate rotation according to quaternion values [duplicate]

On the Wolfram|Alpha website, I type quaternion(1,1,1,1) into the search field. Wolfram|Alpha shows a 3D transformation of the quaternion values representing the orientation of an object. I have 9 ...
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0answers
203 views

Tree graph showing the orbits under the Collatz map?

ReverseCollatzPaths is a nice demonstration of a radial tree graph showing the orbits under the Collatz map. However, Jason Davies gives, I think, a nicer visulalization using Python, with a ...
3
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2answers
139 views

Demonstration Confusion

What is the proper way to open a Demonstration in Mathematica so that the code is visible and can be evaluated from the Evaluation menu, as though I had created it myself? Explanation: When I ...
2
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0answers
100 views

Initialization with Wolfram Demonstrations

In reading a Wolfram Demonstration, I see: Here is what I would like information on: "Provide any code that must be evaluated before Manipulate. This will automatically be built into the Manipulate ...
2
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1answer
96 views

Modifying generalized input so there is no default input

I'm currently working on a demonstration and attempting to utilize the Interpretation command based on the example provided in the "Generalized Input" tutorial here....
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0answers
222 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 ...
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1answer
2k views

Getting code from the Wolfram Demonstrations Projects [closed]

I saw from mathematica's website, there is a fantastic project about the 2D Riemann Sum. Riemann Sums For Functions of Two Variables I want to see the similar effect in my Mathematica (with ...
4
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1answer
640 views

How to embed a Mathematica demonstration in Google sites?

I want to have students submit articles that include Mathematica demonstration projects in a document that is on Google sites. I am having problems with embedding the JS code. Could you provide step-...
11
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3answers
2k views

Viewing Mathematica Demonstrations Project Code

I hope I am going insane and the I'm not seeing the snake about to bite me... How does one view the code in the demonstration projects that one can download from wolfram.com? It seems like all of ...