# All Questions

1k views

### Programmatically retrieving e-mails from a remote server

Mathematica has a function for sending mail (SendMail) and can import the MBOX format. But what I'd like to do is ...
296 views

### Compatibility of Mathematica Notebooks written on Mac with Windows

I wrote a notebook on Mac OS 10.7.4 and run it on Windows XP at work. On my Mac I use a full version of Mathematia 8.0.1.0, whereas on the Windows-system only a trial version (Version 8.0.4.0.). ...
1k views

### Collision of axes labels and ticks

Is there a way to prevent ugly collision of axes labels and axes number like in the following examples, without the need of adding white space: Plot1: ...
340 views

### Defining a Unique Domain for Solving Diophantine Equations

I am working on a research problem in discrete geometry to do with sphere packings, and believe it or not, I have been able to reduce it to finding the solutions to the Diophantine equation, n = ...
632 views

### How to calculate mix of 4 colors defined in CIELAB L*a*b* model?

I have 4 colors that I converted from RGB to CIELAB L*a*b* model. How can I calculate mix of these 4 colors when I have (L,a,b) for each such color? How can I ...
486 views

### Computing Slater determinants

I need to compute Slater determinants. I'm wondering if I would benefit from assigning each of my functions to a variable prior to computation. I'm working with Slater determinants, but my question ...
231 views

### Accessing methods and properties of C++ objects?

Is it possible to access the properties or methods of C++ objects created with LibraryLink or MathLink like with J/Link ? Such capability doesn't seem built-in yet and I'm not sure it ever will as ...
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### DateListPlot with two time list adding 2 labels, and setting the color of the label and lines in plot

This command will produce a chart with two lines on it. DateListPlot[{CapReg, Equity}, Joined -> True ] What I would like to do is add a label above the ...
244 views

### Should I use \\\“ or \” to match " in regex?

Both of the following return True: ...
222 views

### Table with dependent iterator

I'm trying to build a table where the iterator is based off of the ith-1 entry in the table. In other words, the value at i is based on a function with i-1 as its input. EXAMPLE: Let's assume we're ...
440 views

### Graph adjacency matrix with unconnected nodes

I am trying to display a series of 9x9 adjacency matrices which represent directed graphs on a 3x3 grid. The issue I am running up against is this (compounded by that fact that I don't really know how ...
277 views

### Faster Alternatives to DateDifference

I need a faster implementation of FractionOfYear and FractionOfMonth, which do the following: Input: A time/date specified by ...
263 views

### Mathematica Opens Each Session With Beep

First off, I am using Mathematica 8.0 and Mac OS X 10.7.4. Recently, when starting a new Mathematica session, I am confronted with an error beep and message window stating "The file you tried to open ...
364 views

### C interface for Mathematica

I would like to write a small C program which starts a Mathematica session, executes some user defined code and retrieves the output and finally quits the session. Basically I like to have a simple ...
329 views

### Cropped pdf file after export

I have plot generated by Plot[] function that I want to export to pdf file. The problem is that Export[] function somehow cuts a ...
187 views

### Exchange axes in ListLinePlot

I'm sorry to do this right off the bat, but I have the following set of data: ...
207 views

### Applying different color to result of a geometric transformation

Background: consider the following two snippets. ...
332 views

### Outline around sphere

Is there an easy way to draw an outline around a sphere? Is there something like EdgeForm[] that will work? I'm looking for perhaps a thick red line; I'm making a ...
325 views

### Interpolate specific columns of data

I have a txt file with 3 columns of data: x y1 y2 How do I import the file then create 2 functions, one interpolated with {x,y1} values and the other interpolated with {x,y2} values? This ...