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
36 views

2 functions in a package for CDF, 1 is OK 2nd is not working

I am developing a CDF application to teach me how to create CDF files. In this application I am taking numeric and symbolic integral of a function. I create package with two functions; 1-taking the ...
0
votes
0answers
21 views

Defining a differential form in the Exterior Differential Calculus package [on hold]

I want to define the following differential form $\qquad F = H^{01} dx \wedge dt$ However, when I type F = H^01 d[x]⋀d[t] I get the error Recursion depth ...
2
votes
0answers
50 views

Where does a package have to be loaded?

I'm trying to solve a very tricky bug in my program. It's tricky because it seems to be not working intermittently, and mostly not working when running with large data sets. The code itself is kind of ...
1
vote
1answer
64 views

How to label individual points in data set with use of SciDraw?

I'm trying to lable each point in data set and adjust corresponding TickLabels. Here is my code: ...
2
votes
0answers
37 views

Quits Kernel during evaluation of CreateTopologies

I am using Feynarts 3.9 and FeynCalc 9.0.1 with Mathematica 10. Every time I load FeynArts with FeynCalc and execute t = CreateTopologies[1, 1 -> 2]; ...
5
votes
1answer
55 views

Prevent autocompletion for symbols in contexts other than “`Private`”

I've been working on a Mathematica package (call it QuantumDot) that has become huge. Right now, all the back-end helper functions are in context ...
1
vote
1answer
52 views

Partial Derivative in FeynCalc

I try to compute some loop diagram in Mathematica with FeynCalc package. In the nominator, I have a huge trace and it shows the right solution but in the next step ...
12
votes
2answers
168 views

Second argument of BeginPackage with nested package loading

I naively thought that the second argument of BeginPackage can simply be used to ensure the loading and availability in the ...
1
vote
1answer
29 views

RGtensor undefines some symbol

I am using the package RGTC for differential geometry. Firstly I define a symbol \[Sigma] = Array[PauliMatrix, {3}];, then a metric and other stuff (as required by ...
7
votes
1answer
115 views

How to use the Autoload directory?

According to the documentation, packages in $UserBaseDirectory/Autoload will load automatically on startup. I placed an .m file ...
7
votes
1answer
40 views

How to ensure that a package is always loaded on startup, even in parallel kernels?

Is there a robust way to ensure that a package is always loaded on startup, even in parallel kernels? Parallel kernels do not read Kernel/init.m.
8
votes
2answers
106 views

Why a function returns two different values if copied into a Notebook or imported with Get from a Wolfram Mathematica Package?

I have some Mathematica code that shows a behaviour I really cannot understand. The code only contains a bunch of function definitions. If I paste it in the Notebook Front End and I evaluate it, I ...
1
vote
1answer
52 views

Derivative in my package return 0

I'm writing my package (.m) in Mathematica and when I'll call the function returns 0 instead of right output. Here's my code: Package.m ...
3
votes
1answer
67 views

Extended AutoCorrelation Function

Is there a function in Mathematica capable of computing the sample Extended AutoCorrelation Function (EACF)? I know that there's a package in R that does this. I was trying to avoid to having to ...
3
votes
1answer
220 views

Is there a package to find ALL exact roots of a polynomial, if they exist?

There are polynomials with roots not expressible with radicals but expressible as trigonometric or other functions, for which Solve[] only returns ...
14
votes
2answers
620 views

Is there any harm or benefit to Removing unneeded private symbols in packages?

One of the things I noticed is that in typical medium-to-large sized packages, a huge number of symbols are created in the myPackage`Private context. You can see a ...
1
vote
1answer
60 views

Loading FeynCalc

I am trying to install the FeynCalc package, but I cannot load it, it always gives the following errors: Loading FeynCalc from /home/gabi/.Mathematica/Applications SetDirectory::cdir: Cannot set ...
1
vote
1answer
53 views

How to list all functions in a package? [duplicate]

I got a package which can be loaded in MMA. The manual for the package does not give demonstrations of all functions/commands. Hoe can i find all the commands in the package?
1
vote
0answers
73 views

Creating package and encoding for CDF and Path for Mathematica

I am working on learning Enterprise CDF development. I developed a simple example. I am working with packages for I can encode my codes eventually. When I use Needs command and save the package in one ...
1
vote
0answers
104 views

Dynamica Package for Mathematica

I have been trying to download the package Dynamica for Mathematica, included with Discrete Dynamical Systems and Difference Equations with Mathematica, by Mustafa R.S. Kulenovic and Orlando Merino. ...
2
votes
0answers
50 views

A question regarding shadowed symbols

The more I study, the less I understand. This is the HelloWorld package: ...
1
vote
0answers
41 views

Importing replacement rules from files [closed]

I have some replacement rules written in different files. I am giving an example with two such files. cat input1.m a1 -> b1 cat input2.m a2 -> b2 Now I ...
3
votes
1answer
52 views

Behavior of Remove inside a Package

I have a notebook containing (in a Code cell, Initialization Group) ...
1
vote
1answer
61 views

Calling functions defined inside Manipulate in other notebook?

I'm creating a notebook with a Manipulate and I'm trying to call/use a function from another notebook (I use Get for that), in ...
6
votes
1answer
156 views

Import another Notebook as if it were a Package

Is it possible to import the contents of another (existing) notebook into the current namespace in the same way that I can with a package? I know that it would be best to use a ...
10
votes
2answers
133 views

Is there a package for Bayesian Linear Regression?

Is there a Mathematica package for Bayesian linear regression? Thanks
10
votes
2answers
198 views

ParallelTable behaves differently when it is run inside a package

I've been butting my head against some very weird behaviour by ParallelTable, and its interaction with packages, over the past few weeks, and making relatively ...
1
vote
1answer
66 views

How to extract all necessarily code for a function?

Many times when someone pastes a piece of code into SE there are missing values and symbols that the user left out. To prevent this I'm looking for a function that uproots other functions (extract ...
6
votes
1answer
84 views

Where are examples of packages that are locked?

I wanted to see some packaged whose core functions are locked, but I couldn't find any. Is anyone protecting their code with the Locked and ...
4
votes
0answers
67 views

How to run a Mathematica package (.m) from python?

I am new to Mathematica and I need to interface with a Python code that I have. Basically, I have a Mathematica package (.m) with a bunch of complicated functions. I want to use some code from python ...
6
votes
0answers
130 views

SciDraw error loading package

I am running Ma 10.3. When I try to Get SciDraw package I get the following error: ...
4
votes
1answer
68 views

Error retrieving information of a package function [duplicate]

Bug introduced in 10.4 I´m using a self written package with SortingUtilities when dealing with sorting algorithms. I use this package for more than a year or so. No I want to retrieve information ...
4
votes
2answers
98 views

How to put replacement rules into a package

I have a replacement rules list, but its quite long and therefore I would like to make a standalone package of it. I tried but haven't succeeded. A simple example of my approach is ...
3
votes
0answers
37 views

How to generate docs for your package? [duplicate]

I don't have Wolfram Workbench, is there any other simple way to build documentation notebooks (like the built in documentation) for your custom packages?
6
votes
2answers
94 views

How to store symbols in a package without being parsed?

I have a package file myPackage.m with the following content: BeginPackage["myPackage`"]; load[] := {a, b, c}; EndPackage[]; ...
3
votes
0answers
69 views

Change of basis of polynomials

Suppose I have a favourite basis for polynomials in $x_1,\dotsc,x_n$, say non-symmetric Macdonald polynomials to be specific. I can easily compute these, and thus the change-of-basis matrix that takes ...
0
votes
0answers
43 views

Change the default package toolbar? [duplicate]

Everytime a package file (.m or .wl), it opens with the standard package toolbar (a docked cell) ...
0
votes
0answers
90 views

SciDraw: Vertical axis not copied into Word 2013 (Windows 7, Mathematica 10.1 SE)

Using the SciDraw package, I created a multi-panel figure of list plots with labels along both the $x$ and $y$ axes. But when I copy/pasting the result into Word, the vertical axis labels are nowhere ...
3
votes
0answers
40 views

What is the appropriate way to handle JVM memory issues in a Mathematica package?

I maintain a large Mathematica package (here) that, for certain operations, calls out to a Java library (here). The details of the libraries are not important, but I've come across a frustration with ...
3
votes
1answer
153 views

How to do individual axis labeling with use SciDraw multipanel figures?

I am trying to make a 6 panel figure for publication where each X and Y axis has its own label. Here is simplified code and its output: ...
1
vote
1answer
47 views

How to unshadow a chosen definition for a function

I want to use the package NCAlgebra. However after successfully installing the package and trying to write some code, basic functions like SetNonCommutative[...] ...
0
votes
1answer
46 views

Can't load Geometry package [closed]

I am trying to use << Geometry`Rotations; but I got this message Get::noopen: Cannot open Geometry`Rotations`. >>". How I can solve this problem?
1
vote
0answers
91 views

Trace of gamma matrices using FeynCalc

I am using FeynCalc package in Mathematica to evaluate some complicated Dirac Traces, but as you know the default convention for the anticommutator of two Gamma matrices in this package is ...
5
votes
3answers
96 views

How can I pass replacement rules to a package-defined function and have it understand their context?

I am writing a package where I would like to be able to pass replacement rules to a function inside the package and have the function manipulate its symbols using those replacement rules. However, I'm ...
1
vote
1answer
42 views

FilterOptions Errors with Riemann Sum Notebook on Math World

I am trying to run the notebook for a maximum (upper) integration calculation (hopefully, symbolically). I am using the notebook available at Wolfram Math World (upper left of web page). When I ...
11
votes
1answer
127 views

How to clean up temporary files when the kernel exits?

There are Mathematica packages that must create temporary files to function. If we are implementing such a package ourselves, how can we ensure that the temporary files will get cleaned up when the ...
1
vote
0answers
39 views

Issues with overloading Order [duplicate]

I am pretty new to Mathematica(about 90 minutes) and I have encountered a problem. I have searched the web pretty comprehensively and came up with nothing. For a computing problem that I am solving, ...
5
votes
1answer
105 views

Same name for functions in package and Global context

I am using a package that was written for Mathematica 3 while I am now working on Mathematica 8. I have issues with 2 functions in particular, Order and GraphComplement. They are a part of this ...
2
votes
1answer
104 views

Explicit Contraction of Tensor Indices [duplicate]

Is there any easy way to explicitly contract indices of several given tensors. For example, ...
3
votes
0answers
52 views

Can't load a package that used to load [closed]

I created and used a package a number of years ago, Mathematica 3.0, and I am now trying to load and use that package under Mathematica 10.0. I had to clear up some function name conflicts that had ...