8
votes
0answers
108 views

TimeConstrained[Delete[Range[1],1]] causes kernel crash

Run these two samples of code here (AFTER SAVING YOUR CURRENT WORK): Do[ TimeConstrained[ While[True, Delete[{1}, 1]; ];, 0.1];, {100}] ...
8
votes
0answers
104 views

What is stored in FrontEnd memory?

I quit the kernel, and closed all notebooks, leaving only the startup window. Yet when I open a new notebook, MemoryInUse[$FrontEnd] reveals that the FrontEnd still ...
8
votes
0answers
114 views

Efficient image stacking

I have a list of lists of images that I would like to stack and create mean images for each list of images. Images are .jpg files 2592x1944 pixels large. Each list ...
8
votes
0answers
107 views

How to make Graphics3D with multiple lighting sources being rendered faster

I have a very "precise"(through setting "SpherePoints") Sphere illuminated by hundreds of random color lighting sources. The ...
8
votes
0answers
77 views

Graph: PropertyValue changes and Dynamic

I almost never work with Graph in Mathematica but lately I helped someone with it. For this, I tried to make an animation using ...
8
votes
0answers
109 views

ParametricPlot MeshStyle bug in v10?

Update This bug is fixed in v10.0.2.0 Original Post The documentation gives the following code and says "Use a red mesh in the x direction and a blue mesh in the y direction:" ...
8
votes
0answers
186 views

Interpolation on an unstructured (mostly-structured) grid in 4D+

I frequently need to perform interpolations on an unstructured grid. Mostly, with the purpose of filling grid holes and then later continue with regular grid interpolations. Mathematica V9 and V10 ...
8
votes
0answers
167 views

FindRoot kills kernel

Bug introduced in 7.0.1 or earlier and persists through 10.0.2. Fixed in 10.1.0. I'm having problems with FindRoot killing the kernel. In my real application, I want to FindRoot on a black-box ...
8
votes
0answers
360 views

Problems running Mathematica 10 with Workbench 2 Windows 7 64 bit

My Workbench runs perfectly using Mathematica 9, however simple things which run just using the Mathematica 10 front end won't run when using Mathematica 10 and Workbench 2. These simple two lines of ...
8
votes
0answers
256 views

Dataset: cannot reproduce a basic example. A bug?

Just to report: I try to reproduce the very first example for the Dataset from the Documentation Center: ...
8
votes
0answers
86 views

Bug in TreeForm: “Plot” formatted as True

Bug introduced in 7.0.1 or earlier, persists through at least 10.0.2 I believe I have come across a rather curious bug in TreeForm: ...
8
votes
0answers
126 views

Bug in PositiveDefiniteMatrixQ?

Fixed in 10.1.0. Exists in at least 9.0.1 -- 10.0.2. This seems like a bug in PositiveDefiniteMatrixQ to me: ...
8
votes
0answers
190 views

TableView displays negative numbers incorrectly

I'm trying to substitute TableForm with TableView because TableView is more handy with big data . But on my Mathematica 9.0.1 (ubuntu 14.04_64bit) there is a problem with negative numbers: ...
8
votes
0answers
153 views

Is there a PrimeQ whose accuracy guarantee you can adjust?

Say I have a list of a million integers each with a million digits, and I want a crude sieve to see which have a chance at being prime. Mathematica has a PrimeQ function, which appears to be slow ...
8
votes
0answers
121 views

What are the possible security breaches in CDF content?

It has been noted on this site before that the free CDF player is notoriously trigger-happy in declaring dynamic content to be "potentially unsafe", and forcing the user to enable dynamic content ...
8
votes
0answers
203 views

Improving the performance of a package for working with rational functions

As Mathematica gets slow for large symbolic calculations, the cost of putting terms over a common denominator (Together), in particular, gets too high. It occurred ...
8
votes
0answers
125 views

Detect when InputField gets keyboard focus

How might I detect when an InputField comes into focus? For example ideally something like this would work. ...
8
votes
0answers
877 views

Resources on Mathematica and strong AI (a.k.a. AGI)

David Deutsch (physicist / quantum computing theorist) wrote an article for Aeon Magazine last year: On Artificial Intelligence that got me thinking. The article assesses and critiques the ...
8
votes
0answers
162 views

How to add big data into a CDF file, without it being loaded into memory

I have 1 GB of data that I would like to add to a CDF file, but I would like to avoid it being loaded into memory when someone opens the file (Free Player). One gigabyte of info takes a lot of ...
8
votes
0answers
506 views

Creating and using an explicit piecewise function in a convenient way

I have a set of data points that define a function in the form curvePts = {data1,data2,...} where ...
8
votes
0answers
163 views

How can we extend the predictive interface so it can suggest new operations?

Introduction Mathematica 9 has introduced a new predictive interface. For each output, it suggest possible actions the user might want to take. How can this interface be extended so that it will ...
8
votes
0answers
334 views

Faster simplification of linear combinations of some specific functions

After some profiling I've found that my program spends most of its time in the simplification step. The program uses my simplification function many times (over different data). My calculation is not ...
8
votes
0answers
397 views

How can I export aligned equations to $\LaTeX$?

Using Palettes -> Writing Assistant -> Math Cells, you can enter aligned equations such as: ...
8
votes
0answers
195 views

Socket communication and player pro

I'd like to create a simple communication channel between MMA and the animation package 'Maya'. This is possible over sockets ( very simple, just sending and receiving strings). I've got this working ...
8
votes
0answers
2k views

Integro-differential equation

I have to numerically solve a nonlinear partial integro-differential equation using Mathematica. This is my equation, $$\frac{\partial y(x,t)}{\partial t}=\int_{-\infty}^\infty K_0(|x-u|) ...
8
votes
0answers
246 views

Page Break Adjustment In Long Documents

Has anyone else had trouble in relocating page breaks in a long document? In a ~45 page long document I wanted to keep certain things on the same page. The system worked on the first three or four ...
8
votes
0answers
641 views

Inverse Laplace transform not obtained

I can't seem to be able to compute the inverse Laplace transform of a Laplace transform: ...
8
votes
0answers
160 views

TeXToBoxes and BoxesToTeX BoxRules options

A recent question has gotten me to look more into the tex conversion rules. Consider the following latex string: ...
8
votes
0answers
118 views

Using citations with Workbench

I have written a tutorial (.nb file) for a package using Workbench. In the tutorial there are some citations created with the recently introduced citation management system. They are simply numbered ...
7
votes
0answers
85 views

Hidden parent stylesheet?

Please follow those steps: ...
7
votes
0answers
141 views

What is a good way to code long, complex, compilable algorithms?

The functional paradigm of the Wolfram Language used in Mathematica is all around wonderful. For intense numerics, Mathematica comes with the ability to Compile ...
7
votes
0answers
169 views

How to generate a random flow graph?

A flow graph is a rooted directed graph that the root reaches all other vertices. I need to generate a random flow graph in Mathematica. My idea is to use ...
7
votes
0answers
82 views

Color Snapping When Using VertexColors with a Tube with BSplineCurve as an Argument

I think I've identified a bug in how VertexColors are treated when rendering a Tube object where the underlying data is a ...
7
votes
0answers
93 views

MoonPosition and TimeZone support

With this question, I noticed some some weird results of MoonPosition. Consider the following code: ...
7
votes
0answers
237 views

Empty Blank regression in v10.1

In v10.1.0.0 on Linux, when Blank[] is used in Alternatives with pattern that can match a sequence, whole pattern unexpectedly ...
7
votes
0answers
120 views

BoundaryMeshRegion::buncl error in V 10.1, that works ok in V 10.0.2

This code works ok in V 10.0.2 (from a post I was looking at here) I noticed what seems to be a regression bug. This code works in version 10.0.2 on windows 7 ...
7
votes
0answers
146 views

Mathematica and POV-Ray workflow: ListContourPlot3D

I have the following function describing a molecular electronic Orbital. ...
7
votes
0answers
162 views

Problem with DiscretizeRegion

...
7
votes
0answers
84 views

FinancialData[], what does “members” include?

I am doing some manipulation of historical stock prices on the NYSE. I want to go through each stock. To find the number of entities on NYSE, one can use: ...
7
votes
0answers
92 views

ListPlot3D. Only plots about half of the data in a 3D matrix

Here is the data and the exact command I'm trying to run. I've had success with other datasets generated and written out to a file by the exact same program in the exact same manner but for some ...
7
votes
0answers
102 views

One less arrow vector than asked for

Bug introduced in v10 Consider the following code: ...
7
votes
0answers
105 views

Guidance for CDF Development, Security and Future of CDF?

We have a number of R&D projects where we would like to show on going results in a distributed CDF application. This would be similar to monthly reports. There are some fairly heavy security ...
7
votes
0answers
160 views

How to write markdown with Mathematica?

Usually I typeset with Latex and Compute with Mathematica and then copy the outputs as Latex code and insert them in Latex, so I have to switch between Latex and Mathematica frequently. Thanks to the ...
7
votes
0answers
162 views

Suspected bug in Integrate

Bug introduced in 9.0.1 or earlier and persisting through 10.0.2 or later In version 10.0: ...
7
votes
0answers
95 views

How to execute code on FrontEnd quit?

I would like to execute a block of code whenever the FrontEnd quits. I know about $Epilog, but it seems that this would execute every time the kernel quits, which ...
7
votes
0answers
42 views

What system functions use VertexWeights?

EdgeWeights -> are used by a lot of functions, but I can't find any exposed usage for VertexWeights ->. I'm not asking ...
7
votes
0answers
46 views

Syntax information “ArgumentsPattern” for function of function?

Is is possible to write SyntaxInformation of "ArgumentsPattern" for functions of the form: ...
7
votes
0answers
102 views

Ways to overcome failure of TextRecognize on relatively simple price tag?

I would like to perform OCR on this sample image. TextRecognize[Import["RedBox.jpg"], Language -> "German"] returns ...
7
votes
0answers
153 views

Copy/Paste of quoted text crashing Mathematica 10?

(Mathematica 10.01 under Windows 7) Create two text cells and in each of them place the following text: <table align="left" style="margin-left:50px; border-collapse: collapse; padding: 0px; ...
7
votes
0answers
224 views

Colored marks appearing in notebook input text?

What is the causing these colored marks to appear in my Mathematica notebook? I'm particularly annoyed with the black ovals that occasionally obscure parts of the input as I'm typing: I have also ...

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