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

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Changing MathKernel process priority on the startup

In the built-in Documentation there is an example how it is possible to change the priority of the MathKernel process using NetLink: ...
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222 views

ParallelTable kernels die - maybe Mathlink timeout?

I am new to parallel computing in Mathematica. I am using LaunchKernels[16] ParallelTable[] to parallelize calculations. The ParallelTable consists of approx ...
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145 views

webMathematica - MathLink linkname missing or malformed

I just installed webMathematica on Linux Debian + Tomcat7 + Mathematica 9.0. I'm getting this error web testing any example. HTTP 403 - MathLink linkname missing or malformed. The error is also ...
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161 views

Generating Mathlink executables by CCompilerDriver

I'm trying to generate a MathLink executable by CCompilerDriver package. The MathLink ...
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1answer
98 views

what's the meaning of “-mathlink” as part of Arg for LinkLaunch?

LinkLaunch["MathKernel -mathlink"] LinkLaunch["MathKernel"] The both code line above can launch a MathKernel. What's the difference of them? what's the meaning of ...
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2answers
127 views

Is there anyway to use a named argument in calling mathematica from .NET?

I want to write a .NET program calling Mathematica as a computing engine. But here is a problem that argument a1 is not a constant and its value depends on ...
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1answer
519 views

WSTP broken by upgrade to 10.0.1?

Bug introduced v10.0.1 and fixed in 10.0.2 Everything was working fine with WSTP (the successor to MathLink) in 10.0.0. But I upgraded to 10.0.1 today and now I can't compile either my programs ...
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259 views

MathLink error while calling a custom Mathematica function - MLGet out of sequence

I am trying to call Mathematica 10 from F#. Following the C# sample code found in the Mathematica directory, I have written the following F# code: ...
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2answers
385 views

Connect Frontend to Kernel Started by JVM via JLink

I have a MathKernel started and controlled via JLink from a JVM. The $CommandLine for this kernel is: ...
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148 views

Mathlink program with low cpu usage on linux machines only

Question I am incorporating some c++ code via Mathlink into my simulations in Mathematica. My questions involves the execution efficiency of the c++ code on different machines. For example, on my ...
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1answer
86 views

WSTP Callbacks into CDF

Essentially, what I am trying to find out is the limitation of the WSTP/LINK protocols in Enterprise-licensed CDF. Specifically, are any callbacks to the kernel from those protocols allowed in CDF , ...
3
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1answer
79 views

How to wait until a Listen mode link gets connected to?

Suppose we create a link like this: link = LinkCreate["mylink", LinkMode -> Listen] How can we wait until this link gets connected to by another process, and ...
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1answer
200 views

Cannot launch MathLink from C

I am trying to launch a MathLink from a 64bit C dll that I am building, using the following code: ...
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129 views

Undocumented WolframLibraryData::evaluateExpression

It seem there's this promising function in the callback object provided to MathLink C functions: ...
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37 views

Correct use of Mathlink's MLGetRealList

I am attempting to use Mathlink from C. I have managed to return single values from mathlink to my c program, but I am having trouble with lists. Consider the Mathematica operation: ...
4
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1answer
133 views

How to do assignments through MathLink?

In Mathematica I can make the assignment 'foo = bar' with Set[foo,bar]. However, if I try to evaluate 'Set[foo,bar]' through MathLink then it appears that MathLink gets stuck while trying to read ...
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1answer
257 views

MathLink c++ passing lists of real values simple example

So this may come down to me not being a very competent programmer but I am struggling with passing list from Mathematica via MathLink that aren't of integers. The final code I am hoping to get out of ...
3
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1answer
80 views

How to return escaped characters from MathLink?

I'd like to return Greek symbols through MathLink from a C function. However, returning the usual escape sequence (such as \[Alpha]) does not seem to work. Here's a minimal example .tm file ...
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268 views

Visual Studio 2013 Mathlink addtwo

I was needing to use Mathlink to call some c++ code so I thought I would learn from the basic examples but I am running into strange issue. Following the procedure outlined from the Mathematica ...
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101 views

Multiple scripts run using same kernel

I have an external program that calls Mathematica scripts upon certain events. Each script requires a large Mathematica library to load (takes a while). Is there some way to run an initial script ...
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169 views

Can Apple's Numbers spreadsheet link to a Mathematica function?

I use Apple's Numbers spreadsheet for a single thing, a double entry accounting model to understand complicated financial transactions. A current model depends on the value of a single initialization ...
3
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1answer
79 views

Pass Real32 to Mathlink

I've written a Mathlink program that is called from Mathematica 9. It works very well but currently uses double precision numbers in the C++ function. I've already replaced them with floats in C++ ...
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1answer
410 views

Multiplayer game in Mathematica: how to communicate between kernels?

This may have been asked already, but I am considering making a game in Mathematica that two people can play. However, the issue with my idea is that the other player can't view the cards of the first ...
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1answer
118 views

Hide MathKernel Tab on Taskbar when using C++ [duplicate]

I am connecting to MathKernel.exe using C++ via MathLink on Windows. Hence, to create the link, this is what I use: ...
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1answer
180 views

Read expression from Mathematica via Mathlink C++

This is a simple C++ program to send an expression to the_Mathematica_ Kernel and get its response. ...
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1answer
70 views

MLEvaluate() Function Gives Error

I am trying to link my C++ program to Mathematica Kernel. I am trying to use the MLEvaluate() evaluate but I receive an error while compilation. My codes are as below: ...
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246 views

MathLink Graphical Output (Plots) to File

In a custom Mathematica frontend based on MathLink I try to make use of plots produced in Notebooks. The idea is to write them to files whenever they get produced. According to C-code snippets I ...
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60 views

MathLink wrapper for NIntegrate

I wonder if I can benefit from the Mathematica numerical quadrature routines in a way which integrates completely into an existing C-program. To be more specific I have C-program which does numerical ...
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63 views

Set form of all output to InputForm

I try to interact with mathematica using MathLink for symbolic computations. By default it returns strings such as 2\012-1 + E\012-------\012 3\012 E if the ...
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51 views

Compiling Visual Studio C++ to Run on Computers without Mathematica [duplicate]

I have written a console application on Visual Studio C++ as below ...
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153 views

Calling Mathematica from Lazarus/Freepascal

I will appreciate if anyone can give me an hint about freepascal and mathematica mathlink communication. I'd like to build a Form using Lazarus/freepascal that call mathkernel. I'm trying to move ...
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1answer
273 views

Passing Mathematica function via MathLink or LibraryLink to c (or c++)

I want to numerically solve the heat equation. To do so I wrote a program in C++ - It is a BVP $(\alpha T +\kappa \frac{\partial T}{\partial r}=f(t))$, where $f(t)$ is an arbitrary function, whose ...
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1answer
455 views

Creating a C++ project with Visual Studio 2010

I am trying to create a GUI using Microsoft Visual Studio C++ 2010 by calling Mathematica in my codes. I have done everything step by step as mentioned here Then I wrote this code as mentioned in ...
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1answer
650 views

Calling Mathematica from Java

I'm trying to write a Java program that uses Mathematica code, but when I compile it, a window appears asking for MathLink. I enter ...
6
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1answer
153 views

LinkSnooper troubles on Windows

I'm trying to get LinkSnooper up and working on a Windows 7 machine to monitor the interaction between the Mathematica front end and MathLink. I'm facing great troubles following the instructions ...
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72 views

Can you set up a remote kernel for computation and a local kernel for predictive interface?

I am able to launch remote kernels from my Windows box to our Linux cluster that has the data I need and the capacity to run analysis (numerous & speedy cores, spacious memory, etc.). Works ...
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2answers
127 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: ...
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1answer
98 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 ...
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1answer
179 views

Mathlink works strangely

I have problem when using mathlink, the source code is quite simple: ...
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3answers
18k 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
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1answer
94 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. ...
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1answer
783 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 ...
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152 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 ...
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1answer
837 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 ...
3
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1answer
206 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 ...
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453 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 ...
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132 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", ...
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2answers
403 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 ...
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1answer
209 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 ...