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

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40 views

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

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
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0answers
35 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: ...
0
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1answer
45 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": ...
0
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0answers
12 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
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1answer
205 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
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1answer
61 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. ...
0
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1answer
78 views

Getting “Null” output from package?

I have a script written to test a package as follows: ...
7
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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
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0answers
56 views

CleanSlate[] not working?

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4
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2answers
121 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
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1answer
74 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
50 views

ParallelTable Works in Regular Notebook but Gives Error When Packaged

Consider the following: ...
0
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0answers
37 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
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1answer
59 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: ...
2
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1answer
52 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 ...
3
votes
2answers
146 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
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3answers
305 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
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0answers
23 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
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0answers
47 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
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0answers
20 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
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1answer
77 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
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0answers
51 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
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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
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0answers
164 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
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0answers
48 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
144 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, ...
-1
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1answer
100 views

Is there any Robotic Package in Mathematica?

Is there any Package in Mathematica that deals with Robotics and their application?
5
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1answer
83 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
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0answers
53 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
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0answers
24 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
156 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
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1answer
139 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
82 views

How to exit a package gracefully in the middle?

How to exit a package in the middle, for example, ...
0
votes
2answers
170 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
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1answer
160 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 ...
9
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0answers
276 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
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0answers
50 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
213 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
89 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
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0answers
89 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
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1answer
100 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
214 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
89 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 ...
0
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0answers
48 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
142 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
97 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
108 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
74 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
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0answers
290 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
353 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 ...