# All Questions

209 views

### Hiding certain user-defined functions in front-end autocompletion

I have written an elaborate code that contains a collection of functions for the user and a bunch of auxiliary functions whose existence I would like to hide away from the user. I've written my code ...
2k views

### Taking class notes with a Mathematica Notebook

Dose anyone take notes in a technical class using a Mathematica notebook? If anyone does, how does it compare to paper and are there useful commands? I have a hard time remembering ctrl/alt/esc ...
891 views

### Installing Android ADT and Aptana studio plugins into Workbench

My question is a dual to this one. I use Workbench 2.0, but I am now interested in developing some Android Apps and Html projects. In order to do that, I need to install Android ADT and Aptana ...
175 views

### ListPlot does not recognize my list

I have created a list in Mathematica and for some reason it does not want to Plot my list in pairs {x1,y1}, but instead does {y1,y2} even though I partitioned the list to make it in the correct ...
95 views

### Detecting operator Set in Assumptions

Here is a typical issue: Simplify[x + y, x = y] produces 2 True. Is there a way to detect operator ...
513 views

941 views

### plotting a {{Latitude,Longitude}} list on top of a GIS shapefile

I have a dataset composed of points specified in {Latitude,Longitude} format. Call it latlong for the purposes of this question. It displays properly with ...
156 views

### Mathematica and Python integration? [duplicate]

Possible Duplicate: Is there a way to run Python from within Mathematica? I do see the latest version has R-link: http://www.wolfram.co.uk/mathematica/new-in-9/built-in-integration-with-r/ ...
992 views

### DeleteDuplicates not deleting duplicates

Bug introduced in 9.0 and fixed in 10.0.0 It is not surprising that DeleteDuplicates[{5,5.}] returns {5,5.} because ...
840 views

### NDSolve Differential Equation Error

I am trying to solve the following differential equation- ...
225 views

### Font Issues: “Like Resource 58” error

I'm running Mathematica 9.0.0 on a Macbook Air with OSX 10.6.8 and I've recently started having issues with the font in the program. All special characters are being replaced with other characters in ...
704 views

### How to start simulating physical problems?

I'm quite new to Mathematica, I have version 9. I need to use it to simulate some physical problems. I know the equations (like Maxwell's equations and Newton's laws and so on), but I have no real ...
290 views

### Can the general term my recurrence equations be written with Floor or Mod?

I want to know the formula for the general term of the following recurrence system. I guess it can be written with Floor or Mod. ...
3k views

### Forcing FindRoot to return only real solutions

FindRoot documentation reports that if the equation and the initial point are reals, the solutions are searched in the real domain. However, in the following case I ...
133 views

### How to catch the “Preemptive” evaluations from within the main loop?

When trying to make an optimized version of my plotRange fonction I faced a problem of catching the "Preemptive" evaluations ...
894 views

### Assign the output of a loop [duplicate]

Possible Duplicate: Creating a table/Matrix during a For loop Yet another simple question. ...
623 views

### Can my color function be written more simply?

The code shown below works well, but I think the pure function I'm supplying to the ColorFunction option could be more elegant. How can I simplify it? ...
74 views

### Trying to access element of a matrix [duplicate]

Possible Duplicate: Question about MapThread and Dynamic I'm trying to extract element of a matrix. Let's suppose that the matrix is ...
367 views

### Dynamic matrix multiplication

I have the following problem: I want to multiply two matrices and sum them to another matrix C. A.B+ 2B Easy! The matrix A varies as a function of three inputs a,b and c. The second matrix, B, is a ...
93 views

### Aborting from inside a Dialog

Suppose I got in a Dialog and wanted to not Return but Abort the computation. How could I do ...
101 views

### Is it safe to use older version subkernels with a newer version main kernel?

At the moment we only have access to version 8 of the Lightweight Grid (i.e. version 8 of the Mathematica kernel). Is it safe to run version 8 subkernels together with a version 9 main kernel? It ...
325 views

### 1D Random Walk with Excluded Sites and Variable Time-Step

Here is the physical problem I would like to simulate: Consider the following variations to the 1d random walk: allow for certain, random sites to be excluded with probability 1/2. allow for the ...