Tagged Questions

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

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4
votes
1answer
35 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 ...
0
votes
0answers
14 views

what's the difference between CreateKernelLink() and CreateKernelLink(String Arg)?

I have a .NET program which will connect to MathKernel. When the program runs, there will be a icon of MathKernel on the taskbar. ...
0
votes
2answers
44 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 ...
0
votes
0answers
26 views

how to hide the icon of mathematica kernel on the taskbar? [on hold]

I have written a .NET program with VB which will call mathematica kernel when it be implemented. So, when the program run, there will be an icon of mathematica kernel on the taskbar. How can I modify ...
7
votes
1answer
292 views

WSTP broken by upgrade to 10.0.1?

Ubuntu 12.04, Mathematica 10.0.1. 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 (I've changed ...
6
votes
1answer
79 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: ...
0
votes
0answers
53 views

Data acquisition from NI USB-6008, NI-DAQmx

I want to connect an interface from National Instruments to Mathematica in mac, i already download the driver Ni-DAQmx_Base_3.6 from NI page. How to tell Mathematica to dump data from the interface?
7
votes
1answer
113 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: ...
2
votes
0answers
65 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 ...
3
votes
0answers
48 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 , ...
1
vote
0answers
51 views

Mathlink and Fortan: A list with more than 10 elements as result [closed]

I have a problem with Mathlink (Mathematica 9.0), form which I call a Fortran subroutine which should return a list of 13 numbers. I have written a C-wrapper to call the Fortran subroutine (called ...
3
votes
1answer
57 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 ...
2
votes
0answers
81 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: ...
5
votes
1answer
106 views

Undocumented WolframLibraryData::evaluateExpression

It seem there's this promising function in the callback object provided to MathLink C functions: ...
1
vote
0answers
32 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
votes
1answer
97 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 ...
2
votes
1answer
129 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
votes
1answer
59 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 ...
0
votes
0answers
127 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 ...
0
votes
0answers
45 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 ...
5
votes
0answers
95 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 ...
2
votes
0answers
57 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++ ...
0
votes
0answers
40 views

Reading Error Message from Mathematica using Mathlink C++

I am developing an UI on Visual Studio C++ and communicating with Mathematica using Mathlink. I create a function via Mathlink and in that function, I coded in such a way that it gives a message ...
11
votes
1answer
311 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 ...
1
vote
1answer
72 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: ...
1
vote
0answers
88 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. ...
1
vote
1answer
55 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: ...
1
vote
2answers
172 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 ...
0
votes
0answers
41 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 ...
0
votes
0answers
41 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 ...
0
votes
0answers
48 views

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

I have written a console application on Visual Studio C++ as below ...
2
votes
0answers
114 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 ...
4
votes
1answer
148 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 ...
2
votes
1answer
300 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 ...
1
vote
1answer
222 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 ...
5
votes
1answer
86 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 ...
0
votes
0answers
57 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 ...
2
votes
2answers
101 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
74 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
156 views

Mathlink works strangely

I have problem when using mathlink, the source code is quite simple: ...
9
votes
3answers
11k 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
73 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
480 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
104 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
467 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
110 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
222 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
104 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
300 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 ...