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

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3
votes
2answers
304 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
350 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
27 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
54 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
28 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 ...
1
vote
1answer
93 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
57 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. ...
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, $x,y,z,u,v,r,s$): ...
9
votes
1answer
296 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
77 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 ...
13
votes
2answers
162 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, ...
-2
votes
2answers
177 views

Is there any Robotic Package in Mathematica?

Is there any Package in Mathematica that deals with Robotics and their application?
5
votes
1answer
92 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
57 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
0answers
28 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
191 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: ...
3
votes
1answer
145 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
87 views

How to exit a package gracefully in the middle?

How to exit a package in the middle, for example, ...
0
votes
2answers
198 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 ...
1
vote
1answer
251 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 ...
12
votes
1answer
453 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
1answer
231 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: ` ...
2
votes
1answer
99 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? ...
1
vote
1answer
111 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 ...
11
votes
3answers
237 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 ...
3
votes
2answers
110 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 ...
10
votes
1answer
148 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
113 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 ...
3
votes
1answer
125 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 ...
2
votes
1answer
92 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
437 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 ...
12
votes
1answer
447 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 ...
8
votes
1answer
161 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
89 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" ...
3
votes
1answer
173 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 ...
18
votes
3answers
844 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
357 views

How to make a filled Ellipsoid?

I want to make a filled Ellipsoid, but it seems Filling options doesn't work in Graphics ...
1
vote
1answer
92 views

Is there a TwoColoring function of Graph object?

The following code shows the GraphUtilities package makes a problem for Graph object. I want to use a ...
2
votes
2answers
151 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 ...
3
votes
0answers
100 views

Package for interacting with the AR.Drone by Todd Gayley?

Anyone in possesion of the package develop by Todd Gayley to interact with the AR.Drone? Haven't been able to find it anywhere... Referring to this video: ...
4
votes
2answers
210 views

How to use SuperLog by loading SMLE.m

I am researching a software reliability model that has many parameters that need to be estimated. I want to use a maximum likelihood estimator (MLE) to estimate those parameters. After I searched ...
6
votes
1answer
102 views

How to suppress automatically generated header in packages?

At the top of the .m file which is automatically generated from initialization cells in a notebook there appears a header: ...
7
votes
1answer
233 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 & ...
6
votes
1answer
231 views

Summa package problem

I need to use the features of the Summa package but it doesn't work in Mathematica 9. It gives the error Cannot open Utilities`FilterOptions` My question is: ...
7
votes
3answers
487 views

How do I create a package from an existing notebook?

I have a notebook containing some functions, for example: f[x_] := 2*x g[x_] := x^2 Now I would like to convert this notebook to a package, ...
1
vote
1answer
73 views

Why is a function I defined in a package not visible when I load the package? [duplicate]

I made a package containing some functions in the following way. ...
2
votes
1answer
186 views

Errors when using ParallelTable inside a package

I'm developing a package that contains a function that requires evaluation of an expensive Table, so I use ParallelTable ...
5
votes
0answers
73 views

Does one need to be careful about loading multiple (many) contexts or packages in the same session?

I have a number of large pieces of precomputed data which I am considering putting into individual packages in order to load them (via DeclarePackage) and unload ...
0
votes
1answer
173 views

Mathematica .m file can not open in Ubuntu

My operating system is Ubuntu. I add some new .m file to /usr/local/Wolfram/Mathematica/9.0/AddOns/Packages/ and then call for it in Mathematica, but failed with the message Get::noopen: "Cannot open ...
4
votes
2answers
1k views

Command line execution of Mathematica notebooks and conversion to .m

Sometimes one may want to execute a notebook via the command line (for example to run it remotely). As far as I know it's not possible to run notebooks directly, but ...