# All Questions

107 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:" ...
161 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 ...
165 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 ...
340 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 ...
165 views

### Median of Dataset in Mathematica 10

I'm having trouble calculating the median of a Dataset[] in Mathematica 10. The situation is as follows. Consider a dataset that was defined as follows: ...
246 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: ...
85 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: ...
123 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: ...
179 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: ...
119 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 ...
272 views

### How can I find the source of a memory leak?

I found a really weird issue using NDSolve`ProcessEquations inside module. We start by setting HistoryLength to 0. After this we define a function which takes in an integer and creates a Table of ...
199 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 ...
121 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. ...
852 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 ...
158 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 ...
484 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 ...
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 ...
328 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 ...
318 views

### Cluster a signal into areas of equal intensity

Introduction I have a greyscale photograph that I want to partition into areas of equal intensity. This means, that the integral over each partition should be (roughly) equal. There is no unique ...
394 views

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

Using Palettes -> Writing Assistant -> Math Cells, you can enter aligned equations such as: ...
255 views

### Using Compile to speed up Function with PermutationProduct

I have the following fairly simple routine dot involving PermutationProduct that I wish to speed up using ...
191 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 ...
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|) ...
238 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 ...
628 views

### Inverse Laplace transform not obtained

I can't seem to be able to compute the inverse Laplace transform of a Laplace transform: ...
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: ...
117 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 ...
74 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 ...
87 views

### MoonPosition and TimeZone support

With this question, I noticed some some weird results of MoonPosition. Consider the following code: ...
193 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 ...
65 views

Referring to the method I proposed for Problem with ParametricPlot Mathematica 10.0.2 throws an enigmatic error message: ...
123 views

### Step-by-step instruction to Install C Compiler

I remember using C compiler on my previous computers, and I never had any problems installing them. At this time, however, I failed to work through the instructions provided in Mathematica ...
117 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 ...
135 views

### Mathematica and POV-Ray workflow: ListContourPlot3D

I have the following function describing a molecular electronic Orbital. ...
154 views

...
79 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: ...
86 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 ...
101 views

### One less arrow vector than asked for

Bug introduced in v10 Consider the following code: ...
100 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 ...
150 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 ...
161 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: ...
90 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 ...
41 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 ...
46 views

### Syntax information “ArgumentsPattern” for function of function?

Is is possible to write SyntaxInformation of "ArgumentsPattern" for functions of the form: ...
99 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 ...
142 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; ...
60 views

### How to call external commands with parameters on Win7?

I'm trying to use the Win7 command prompt from a Mathematica notebook. I'd like to do a couple simple things, but I can't seem to get the syntax straight: open explorer.exe in a specific location ...
119 views

### Mathematica AppData folder is taking up too much space

I recently made a small app that I had issues with. I'm pretty sure it ended up being because of all the curated data to load. My problem now is that under the Windows 8.1 folder ...