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

learn more… | top users | synonyms (1)

2
votes
0answers
26 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 ...
2
votes
1answer
52 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 ...
8
votes
3answers
269 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
22 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
37 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
13 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
169 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
59 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
44 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
77 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
106 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
38 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, $x,y,z,u,v,r,s$): ...
5
votes
0answers
115 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
29 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 ...
12
votes
2answers
132 views

How to find out what files are touched when Get is called?

Is there a way to capture all package files touched whenever a package is called via Get, Needs, ...
11
votes
1answer
299 views

Does anyone have experience with performing symbolic regression using Mathematica?

I understand that there is at least one Mathematica package, DataModeler commercially available for symbolic regression. I'm seeking any observations with this or any other similar tool. I'm ...
14
votes
2answers
161 views

How to find the package file that stores a certain symbol?

Is it possible to figure out in what file a certain packaged symbol lives in (assuming there is no shadowing between multiple identical symbol names)? I would like to have a function that if, given a ...
-1
votes
1answer
88 views

Is there any Robotic Package in Mathematica?

Is there any Package in Mathematica that deals with Robotics and their application?
5
votes
1answer
74 views

Error When Creating Package

I am trying to make my own package based on the code from this Question. The following is the code from that page: ...
1
vote
0answers
50 views

Changing package content in batch

I would like to know if it's safe to do batch operations in a list of package files, applying a function like this: ...
0
votes
2answers
148 views

Can't find where to download VEST package for Mathematica

In the Internet I have found the article about the VEST package for abstract vector calculus simplification in Mathematica. http://arxiv.org/abs/1309.2561 However, I can not find any reference for ...
0
votes
0answers
23 views

How to pass rules to packages [duplicate]

EDIT: After helpful comment from @Mr.Wizard I added the working implementation below for future reference. I wrote a module that does something with variables provided in form of a rule. It works ...
3
votes
2answers
137 views

Problem with Creating Mathematica Package

Currently I am working on creating the package on Mathematica version 9 on Windows 7. Here is my code as follows: ...
0
votes
1answer
121 views

Feynrules -> FeynArts issue

When I try to use model files generated by FeynRules in FeynArts, I always get errors of this form Coupling definition in ...
4
votes
1answer
122 views

Mathematica Library

I created a Mathematica packagr and then I used the Needs function to add the library to my .nb file, but when use a function in my .nb file and the function is built in my library it comes up with ...
3
votes
1answer
76 views

How to exit a package gracefully in the middle?

How to exit a package in the middle, for example, ...
20
votes
4answers
572 views

Defining functions in stylesheets

Is there a way to define functions in a stylesheet? So far I have managed to write my stylesheets without the need to use my own custom functions or definitions. For instance, maybe I have some color ...
3
votes
1answer
102 views

Should I end all definitions from packages with semicolon?

I noticed that if I open a .m file in Mathematica and click on the Run Package button, all the ...
11
votes
3answers
198 views

How do I put my packages into Dropbox

I don't want to necessarily put my packages in Mathematica's $UserBaseDirectory, which is on my local hard drive. Can I somehow tell Mathematica to look for ...
8
votes
0answers
183 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 ...
6
votes
3answers
344 views

How to properly remove the CUDAResources paclet?

I have Mathematica 8.0.0.0 installed on my Mac, and while I tried to see what it could do with CUDA, it downloaded a large directory (~1 GB) named ...
0
votes
0answers
41 views

FormCalc Troubleshooting

I was wondering if someone knows enough about the FormCalc package to help me out: I am using FeynArts to generate Feynman-diagrams for certain tree-level processes in my own model and FormCalc to ...
0
votes
1answer
201 views

updating code from 5.0 to 9.0

I am updating a code from a 5.0 version to a 9.0 version. I am speaking about "Advanced visual quantum mechanics". There is a package with this code: ` ...
1
vote
1answer
82 views

How to update package?

when I use `<< PhysicalConstants`` I get the message like :General::obspkg: PhysicalConstants is outdated... see the Compatibility Guide for more infomation... The question is how to update it? ...
0
votes
0answers
72 views

FeynArts and FormCalc

I installed the FeynArts and FormCalc packages and there were no any errors during installation. Now I try to calculate an ...
1
vote
1answer
91 views

Caching data in Mathematica package

Consider the following: m=Quantity[1,"meter"] If I run the package, it will return 1m But when I load the package, the ...
7
votes
1answer
151 views

Lie algebras packages (with E6, F4 & alii … included)

I am looking for an add-on that deals seriously with computations inside exceptional Lie algebras (and obviously classical ones ...): I want at least all standard basic data concerning them & ...
3
votes
1answer
146 views

Namespaces in Mathematica

In many programming languages one can define a namespace with namespace abc How can the similar be done in Mathematica? The ...
12
votes
1answer
620 views

Using a different R version with RLink

I wish to use a different version of R than what is provided by Mathematica 9. For example, I want to use the Macports version of R, where R_HOME is ...
0
votes
0answers
47 views

Is there SVM packages available for free? [duplicate]

I want to do date minings. And do you know some packages that have been made available online? I am using Mathematica 8 and 9. Thanks.
10
votes
1answer
136 views

Is there a way to find out who is importing a package?

After calling some functions, if I look into $ContextPath, I can see that JLink` is in there. Is there a way to find out what ...
2
votes
0answers
87 views

FeynRules Package

Does any one use the FeynRules package? If so, how can I implement a vertex of one Gluon and two octet scalars? I tried ...
2
votes
1answer
61 views

Debugging the context of a Package

I am working on a package of functions that complement the NeuralNetworks` package that Wolfram provides. I am having a problem with the following code, which is ...
0
votes
0answers
122 views

Problem enabling PlotLegends in Mathematica 8.0

I am trying to make a legend for a simple plot in Mathematica 8, but does not seem to recognise the command PlotLegends. I declared beforehand ...
8
votes
1answer
154 views

FindSelectedFunction for packages - how to make it work?

The Mathematica help menu contains an entry Find Selected Function (Cmd+Shift+F on OSX). If you are working with say Transpose and want to look up its reference ...
0
votes
1answer
84 views

Missing some packages?

I am trying to use a program written by someone else. When I run the program, I am supposed to get a number as a result, however, what I got is some complicated result with "InterpolatingFunction" ...
4
votes
2answers
293 views

Function saved in a package won't load in the deployed CDF on startup

I wrote a function and saved it in a package. I saved a copy of the package in the Autoload folder too. I deployed a CDF that contains this function. When I open the CDF later, this function (which ...
13
votes
3answers
580 views

Generate a Random Polygon

Does some package exist with a function that takes a parameter $n$ and generates a random 2D $n$-sided simple polygon (convex or non-convex), possibly within a certain bounding box? It does not ...
5
votes
1answer
276 views

How to make a filled Ellipsoid?

I want to make a filled Ellipsoid, but it seems Filling options doesn't work in Graphics ...
2
votes
2answers
113 views

How to unprotect GeneratingFunction

I'm trying to add custom downvalues for GeneratingFunction, and to do so I thought I just had to Unprotect it. However, that ...