MathLink is a suite of Mathematica functions that implement a protocol for the communication/interfacing of Mathematica with external programs.

learn more… | top users | synonyms

2
votes
2answers
114 views

J/Link: getArray2() returns wrong array

I want to convert a matrix from Mathematica to an int[][] in Java. I use the code below: ...
0
votes
1answer
78 views

How to close all other MathKernel before opening the new one?

I use MathLink to call Mathematica from C program. After any opening to Mathematica, I do close the connection. However, I don't know why some connections are ...
2
votes
1answer
162 views

Mathlink works strangely

I have problem when using mathlink, the source code is quite simple: ...
9
votes
3answers
13k views

MathLink linking error after OS X 10.9 (Mavericks) upgrade

After macosx 10.9 mavericks upgrade i have a compilation problem, you can see below. Even the examples given in ...
2
votes
1answer
77 views

Read return value as string by Mathlink.h

I'm using "mathlink.h" to call Mathematica from a C program. I send a computation to Mathematica and its return result is a very big number (100 digits). Hence, I want to read that number as a string. ...
17
votes
1answer
566 views

Calling Mathematica from Visual Studio - example

I am trying to set up a connection between Visual Studio 10 and Mathematica 8.0 on a Windows system. I found several sources of information on the Wolfram website, but I get entirely lost. Most of the ...
4
votes
0answers
116 views

MathKernel with `-noprompt` hangs indefinitely when converting simple TeX expression

If I enter MathKernel -noprompt -run 'ToExpression["1", TeXForm]; Exit[]' the kernel hangs, apparently while running TeX.exe ...
9
votes
1answer
542 views

Example program for calling Mathematica from C

I want to call Mathematica from a C program. Suppose I have two numbers x =2 and y=3. I want to define the x, y in a C program and call Mathematica and I want Mathematica to do the sum and return me ...
3
votes
1answer
127 views

What leads to Mathlink connection lost when running

My C program called Mathematica several times during the execution. However, after 4 or 5 times Mathematica stopped and then I got this message. /home/sec/.Mathematica/Licensing/mathpass:3: The ...
10
votes
3answers
243 views

Returning multiple results from a LibraryLink function

What is the best way to return multiple inhomogeneous results from a LibraryLink function? Imagine that the result of a single computation is several tensors of different dimensions and several ...
2
votes
0answers
110 views

FrontEndTokens, MathLink, and Serializer.exe

I have been using some basic MathLink programming in my work and wanted to create some more sophisticated MathLink programs. I came across the book "MathLink: Network Programming with Mathematica", ...
15
votes
2answers
313 views

MathKernel doesn't return all Messages

In Mathematica I run this command: Plot[Sin[x], {x, 1, 15}, GridLines -> error] It generates a Plot with this error message: A GridLines specification ...
3
votes
1answer
155 views

MathLink and writing *.tm files

My goal is to use MathLink to access the functions in sofa (Standards of Fundamental Astronomy) So far I have had mixed success. I have very little C programing experience so I am hoping to get ...
2
votes
1answer
127 views

MathLink and a function of a real variable

I am trying to use a real function of a real variable written in C from Mathematica, my .tm file reads as follows: ...
1
vote
0answers
76 views

Is the TCPIP link type compressed?

Since I'm already piping a MathLink connection in a ssh tunnel (connect back is a pain!), I wonder if it makes sense to compress the data in the stream (ssh -C). As ...
10
votes
1answer
496 views

How to run an external program in parallel with a Mathematica package?

Under Mathematica 8 (Linux x84_64) I was able to run an external program in parallel from a Mathematica package. However this procedure breaks down under Mathematica 9. Within my Mathematica package ...
5
votes
0answers
60 views

At what point should MLSetMessageHandler() be called?

I have an Installable MathLink program written in C. I would like to use a custom message handler. At which point in the C source code should I call ...
3
votes
0answers
166 views

Mathlink and multithreading

In order to make my computations faster I have developed a C/C++ application calling Mathematica kernel and performing many operations using Mathematica functions for equation solving. Now I want to ...
1
vote
1answer
163 views

How to send a function definition to MathLink from C/C++?

In this tutorial some MathLink concepts are introduced. At page 33 in the last lines the author is talking about sending to MathLink a function definition like ...
4
votes
2answers
375 views

Cannot call custom function loaded from script using C/C++ MathLink

I am using MathLink with C/C++ on a Unix system in order to call a Mathematica (version 9) function and get the result. The function I need to call is a personal function of mine ...
2
votes
1answer
137 views

Cannot run Mathematica C-interfacing examples 'factor'

I am trying to run a Mathematica example concerning Mathematica interfacing issues with C programs. In particular I am trying to call a Mathematica function from C. Example ...
11
votes
1answer
1k views

Write C/C++ programs calling Mathematica functions

I need to write a C/C++ program and call some functions in Mathematica especially those like Solve or NDSolve. The problem is ...
8
votes
1answer
665 views

Compiling 64bit MathLink code under cygwin on Windows 7

I am aware that building MathLink executables is not without its challenges. However, I am trying to compile the MathLink example 'addtwo' from a makefile within cygwin on a 64 bit Windows 7 machine. ...
9
votes
1answer
343 views

Running .NET/Link on Mono (On MacOS or any UNIX or Linux Distro)

Has anyone have any luck running .NET/Link on Mono? When I run .NET/Link to call Mathematica from within a Mono program, this is the error message I receive. ...
22
votes
4answers
3k views

Efficiently determining if 3D points are within a surface composed of polygons

This is the 2nd part of a previous question which I edited to make into 2 separate questions: Extracting polygons from 3D contour plot surface As an extension of my earlier question involving simple ...
5
votes
1answer
343 views

Why do Mathematica and MathKernel need “incoming connections”?

My firewall (the "Application Firewall" in OS X 10.8.2) detects that Mathematica (9.0.1.0) and "MathKernel" both request incoming connections. My configuration expects all incoming connections to be ...
8
votes
2answers
237 views

Type conversion: LibraryLink mint vs. MathLink integer type

Assume the following situation: I have a WolframLibrary function which gets as parameter an integer tensor (which is for simplicity of rank 1) and the function should return an integer list through ...
9
votes
1answer
337 views

Passing back “NaN`” and “Inf`” to C via MathLink

In the "usual" double representation of floating point numbers in C there is a NaN and an ...
10
votes
2answers
245 views

MathLink C API: sending a List[] of so far unknown length

I would like to send a set of Mathematica expressions (i.e. not simple types that are easy to represent and temporarily store in C) in a List using the MathLink C ...
6
votes
1answer
132 views

How to write a MathLink function in C that returns nothing

What is the proper way to write a C MathLink function that returns nothing at all? The following works, but I'm not sure if all this work is actually necessary: The template file: ...
9
votes
3answers
227 views

Using LinkSnooper for monitoring the communication with an installable MathLink program

How can I monitor the communication between an installable MathLink program and the kernel? Can LinkSnooper do this?
5
votes
1answer
130 views

Throwing away all expression on a loopback link

What is the simplest way to throw away all expressions waiting to be read on a loopback link, effectively resetting the link? I am building an expression on a loopback link using the C MathLink ...
10
votes
2answers
442 views

How can I connect Mathematica to Clojure?

I'm using Clojure and I'd really love to be able to use some of Mathematica's functions inside it. Can anyone help with mathlinking it?
4
votes
0answers
116 views

How can I link the c library GAUL into Mathematica?

Is there a way to load the library GAUL (Genetic Algorithm Utility Library) for use within Mathematica?
6
votes
1answer
345 views

Using “Raw MathLink Connections” to create a “Kernel Object”

Mathematica 8.0.0: I am stuck trying to get a Mathematica Mathlink connection from my Windows computer working that should connects to Linux over network (or vice versa) and then launches a Kernel on ...
8
votes
1answer
263 views

What is the complete list of valid FrontEnd Packet types?

In response to my question How can I get the unchanged Box form of an arbitrary expression? John Fultz answered with a method using the hilariously named ...
4
votes
1answer
820 views

Mathematica NDSolve and 'Compile'?

Since the consensus is usually that NDSolve speeds fares badly against compiled code such as c++ ODE solvers using GSL say, is it possible to make up for this lag ...
7
votes
1answer
95 views

$CurrentLink passing down in MathLink SetDelayed functions

I would like to utilize the MathLink option of having each Install of my package result in a linking object which I can use to control when and how certain elements ...
3
votes
1answer
385 views

Handing a list of constraint expressions to a C++ function with MathLink

I need to solve an optimization problem, which is defined in a Mathematica notebook. Using Mathematica's FindMinimum is not an option, because it is too slow. So, ...
7
votes
0answers
188 views

Socket communication and player pro

I'd like to create a simple communication channel between MMA and the animation package 'Maya'. This is possible over sockets ( very simple, just sending and receiving strings). I've got this working ...
12
votes
1answer
257 views

using MathLink for communication with external program from my C program without Mathematica

I have a compiled program with MathLink. I want to use it from other C program, without Mathematica being involved at all. If i create my program with MathLink and connect to this external program, ...
9
votes
1answer
517 views

Can you call a C function that takes function pointers as arguments?

I want to use MathLink to call a function I wrote in C. However, similar to an integrator, it takes a function pointer as an argument and applies it on numbers depending on the other arguments. I ...
4
votes
0answers
85 views

Mathlink and Parallelization [duplicate]

Possible Duplicate: How to run mathlink external commands in parallel? Abstract I have a binary file compiled to work with MathLink. I can install the file and run the component functions ...
9
votes
2answers
377 views

MathLink and C++ vector container

The Problem. I have a C++ class that does some computations, and returns a C++ vector object (the length of which can possibly vary with each run). I want to store each of these vectors as a list in ...
9
votes
1answer
564 views

Mathematica + Numerical Recipes

the idea of combining Mathematica with the new routines in the 3rd edition of Numerical Recipes (NR) is very interesting. In fact, there is a NR library to Matlab which works very well because not ...
6
votes
1answer
629 views

Using a user defined Mathematica package with MathLink

I'm trying to create a Java program that uses some methods from a mathematica package I've defined. When I run my java program though the output of the program acts as though the Mathematica methods ...
6
votes
0answers
472 views

Using Mathematica as a data visualization front end for .Net applications?

I have a C# application that has 3-dimensional data that I wish to plot. Controls in C# for surface modeling are, in my experience, rather limited. I wish to have my C# application send the 3D point ...
5
votes
1answer
266 views

Accessing methods and properties of C++ objects?

Is it possible to access the properties or methods of C++ objects created with LibraryLink or MathLink like with J/Link ? Such capability doesn't seem built-in yet and I'm not sure it ever will as ...
0
votes
2answers
425 views

C interface for Mathematica

I would like to write a small C program which starts a Mathematica session, executes some user defined code and retrieves the output and finally quits the session. Basically I like to have a simple ...
3
votes
1answer
723 views

MathLink compile errors

Don't you just love it when your computer is working fine, you work with some good examples, everything is wonderful and your relationship with your computer is the best? I do. But what happens when ...