Questions on Mathematica packages, which are self-contained bundles of Mathematica code that add new functions and other functionality.

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2
votes
1answer
19 views

Mathematica 8: EdgeList and CommunityStructureAssignment shadowing problem

I'm facing some issues when trying to use the CommunityStructureAssignment function from the GraphUtilities package in Mathematica 8. I'd like to output a ...
2
votes
1answer
63 views

How to overwrite a private symbol value temporarily?

I have a package file mypackage.m with BeginPackage["Foo`Bar`"] Begin["`Private`"] tmp=2; foo=2*tmp; myprogram[foo] ... End[] EndPackage[] The file is VCS ...
1
vote
1answer
64 views

Symbol resolution for contexts inside packages

Say I create $UserBaseDirectory/Autoload/MyPackage/init.m containing: ...
9
votes
1answer
448 views

Mathematica File Organization

Last year I asked how to integrate notebooks to the documentation center in stackoverflow. Back then I was only interested in seeing those notebook and being able to search for them. Unfortunately, it ...
9
votes
0answers
38 views

$Path hijacked by PacletManager?

Summary: Since Mathematica version 6, the PacletManager seems to have engineered an escalating hijack of the $Path variable. Add-on packages need to have a ...
6
votes
2answers
168 views

Load Mathematica packages from the network

Is it possible to load packages (.m) directly from the network (http, https) without installing it locally?
2
votes
1answer
143 views

How to use MathPSfrag package in Mathematica 10?

I am interested to use LaTeX like labels in the plots that I prepare in Mathematica, and hence, I downloaded the MathPSfrag package from this website ...
2
votes
1answer
64 views

ContextPath and autocompletion with subpackages

I'm developing a larger package which includes several subpackages. My problem is, that I can't introduce the symbols in the subpackages to the autocompletion by loading the main package, but by ...
9
votes
0answers
134 views

Can code optimize code?

Are there functions, programs or packages that deal with optimizing mathematica code i.e. re-writing ineffecive or convoluted code. -This question has haunted me since I joined SE. The background for ...
12
votes
1answer
347 views

What is available for editing Mathematica source code with Emacs?

I can find several Emacs libraries for Mathematica, but I'm not aware of a clear favourite, a definitive list, or of a library which is actively maintained and developed. None of these appear to be in ...
0
votes
2answers
239 views

Integrating polynomial functions over polytopes with an add-on package

There is a Mathematica package to evaluate integrals over polytopes: http://library.wolfram.com/infocenter/Books/3652/ In the documentation (Functions.nb file) I ...
3
votes
1answer
78 views

Installing R packages using RLink on Mac OS X

Is there any updates regarding installing CRAN packages via RLink in Mathematica 10 on Mac OS X? Or are we still stuck with the base R package and that's it? I was able to point to my R distribution ...
6
votes
1answer
95 views

How to sort the functions in a Package?

Once a Package like abc` has been installed, we can use "?abc`*" to scan all the functions defined in this Package. Now I ...
0
votes
0answers
14 views

Trouble picking up package definitions [duplicate]

I open a new notebook and type ClearAll[test]; test[x_] := x + 42; I save it as Temp.nb and also as ...
3
votes
2answers
80 views

Testing a package in Mathematica 9

I am in the process of writing a package, but my way of testing it just seems wrong and inefficient. Each time I edit the .m file, I save it, quit the kernel, call the package in a separate notebook ...
8
votes
2answers
114 views

How to unprotect a variable in a package

In Mathematica 9, I had the function(s). I apologize for the weak formatting. ...
2
votes
0answers
49 views

Can a Mathematica Application be inside another Application?

The file structure of a simple MMA Application can have the form: MyApplication MyApplication.m SomeAuxiliarPack.m Kernel init.m Where ...
1
vote
0answers
39 views

Placing package in existing Utilities` context has odd paraellelization effect

I noticed this in V.10 but possibly it was in effect in V.9. I have a package which in simplified form looks like:- ...
0
votes
1answer
77 views

A symbol occurs in more than one context:one of the definitions is shadowed

I started Mathematica 10 and run as the tutorial says: trainingset = {1 -> "A", 2 -> "A", 3.5 -> "B", 4 -> "B"}; c = Classify[trainingset] but the ...
0
votes
1answer
80 views

Developing Mathematica applications with IntelliJ IDEA [duplicate]

I create Mathematica application. For example testPrj. Now I want load this application for test. Here is a problem: how can I setup environment for loading my application with simple ...
1
vote
0answers
45 views

Best practice to group and have your favorite custom functions available at startup [closed]

The mathematica stackexchange site is a treasure trove of great functions that the user community has shared to make the use of mathematica easier. Many of those functions are very useful for daily ...
0
votes
0answers
40 views

Needs entry point of a package from a Mathematica script

I am writing a bunch of Mathematica scripts to run command line in a HPC environment. I am organising my solution in small chunks I can test separately. So I have a directory structure like: ...
11
votes
3answers
420 views

How to program a F::argx message?

How useful is it to program a user-built function in a package to produce a red warning message F::argx if you give the wrong number of arguments to that function? ...
0
votes
1answer
50 views

how to make contents of package visible to the autocomplete system? [closed]

I have created a package file like this, in "/path/to/lib/tools.m": ...
7
votes
2answers
151 views

How to define UpValues in a different context from within a package

I'm trying to create a function (in a package) to import a lot of data and create a symbol with UpValues to return specific results about the data. I've got it working fine in a regular notebook, but ...
0
votes
0answers
13 views

From ReadList[package,String] back to a Package

I read in a package as a list of strings Using ReadList ReadList["package1`", String] StringReplace can then be used on (e.g. mapped over) this list of strings. Is there anyway to save/export the ...
11
votes
1answer
220 views

Making a Mathematica package manager?

I'd like to get a serious discussion started about a package manager. This has come up elsewhere, and many people have implemented their own solutions. It would be nice to have a standardized way to ...
0
votes
1answer
93 views

Getting “Null” output from package?

I have a script written to test a package as follows: ...
0
votes
1answer
62 views

How I can define a new function as a function argument?

I need to pass a function with t as independent variable as a function parameter and want to create a new function of the same through this provided the argument of another function. Here is my code. ...
21
votes
2answers
416 views

Mathematica package manager

I want to bundle up a Mathematica package that I've written and distribute it as open source. It has a couple of dependencies that I'd like to automatically download independently from my package as ...
7
votes
0answers
67 views

Maximum number of literal values for SetDelayed?

Under what circumstances should I expect Mathematica to turn a delayed assignment into an immediate assignment? I have put together a minimal example (available here) which demonstrates this behavior. ...
0
votes
0answers
62 views
4
votes
2answers
126 views

Listing all usage messages from a loaded package

I am writing several packages in collaboration with others. In order to help the group use my packages, I want to provide them with a simple reference of function names and usage messages. How can I ...
3
votes
2answers
183 views

Package for representation of groups (group theory)

I wanted to know if there is a package which allows to compute representations of a group like the definition representation, adjoint and so on (for example the Pauli matrix for $SU(2)$ if I specify ...
3
votes
1answer
77 views

Run encoded package code through .NET/Link?

An earlier question of mine, Prevent package from being opened in a notebook interface, never received an answer, but Albert Retey's comments did lead me to an entirely different solution. To secure ...
3
votes
1answer
56 views
0
votes
0answers
40 views

Problem with loading my custom package [duplicate]

I've been having quite a bit of trouble loading a package I wrote. I've followed the suggestions on related questions on this site, as well as on Mathematica's own pages, and still nothing has worked. ...
0
votes
1answer
69 views

Loading Statistics`Library`

I need to use a number of functions from theStatistics`Library` namespace. Since that is a bit of a mouthful I would like to import it, but I get errors: ...
8
votes
3answers
317 views

How to protect functions in a Mathematica Package?

I'm writing a Mathematica Package with many functions, but only two can be seen/public. I have: ...
0
votes
0answers
25 views

relative directory paths within a mathematica package/what directory does a mathematica package see as local? [duplicate]

I have a package that gets loaded in many notebooks I use, with Import[pathToLibraryDirectory<> "toolkit.m"]; This toolkit in turn loads some Excel ...
0
votes
0answers
50 views

How to hide global variables in package?

in the package I'm writing I have a list of global variables which should not be visible from a notebook. Here's an extract of the package: ...
0
votes
0answers
22 views

Symmetric sum and Muirhead's Inequality

I was able to find some reference for symmetric polynomials but not for the symetric sum (see http://en.wikipedia.org/wiki/Muirhead%27s_inequality#Symmetric_sum-notation_tricks ) Please could anyone ...
5
votes
1answer
202 views

VariationalD giving the wrong solution?

EDIT: As pointed out in the comments, VariationalD gives a variational derivative (which I don't want), not a derivative with respect to a function (i.e. ...
1
vote
1answer
84 views

How to input pure function to package?

I would like to input a pure function into a custom written package, but am running into a variety of errors. The package I have created is as follows: ...
3
votes
0answers
53 views

Needs, Get and << [duplicate]

I think I read somewhere that Needs is the recommended way to import dependencies, but I usually see << used in examples. ...
3
votes
2answers
98 views

how to load packages on local computer when using remote kernels

I usually works remotely using kernels on our hpc and front-end on my local laptop. This enable me do relatively large computation within my laptop(IP address of my laptop may change frequently). But ...
4
votes
1answer
137 views

How to transform a DumpSaved .mx file to .m file conveniently?

I have many DumpSave-d .mx files under a directory. They are generated under Linux. The .mx ...
0
votes
0answers
40 views

Functional derivatives in Feynman Path Integral [duplicate]

Is there any package that can simplify functional derivatives in path integrals? For instance the expression (integrate over, $x,y,z,u,v,r,s$): ...
6
votes
0answers
188 views

Where to download the MathWorld package?

I was trying to run some notebook I downloaded from MathWorld, but lots of them need << MathWorld`Curves` I tried to google it , only to find this, but ...
0
votes
0answers
53 views

g00 (metric tensor) not explicitly evaluated in FeynCalc

I am learning Mathematica and FeynCalc by doing some basic cross section calculations. I have an issue with trace calculations: When I plug in for instance the ...