Unanswered Questions
12,232 questions with no upvoted or accepted answers
51
votes
0
answers
1k
views
Hyperlinks not preserved when saving in PDF format in MMA V10
Bug introduced in 10.0 or earlier and fixed in 11.0.0
I usually create my course contracts in Mathematica and then save them in PDF format. The notebooks include hyperlinks and these have ...
- 19k
47
votes
0
answers
2k
views
Fast Spherical Harmonics radiative transfer
This is a rather specific question and I apologize for spamming you with some lengthy code. But it could be interesting for some reader and maybe you can help out, so please bear with me.
I am using ...
- 141
42
votes
0
answers
778
views
Front end goes wild with named slots
Bug introduced in 10 and fixed in 12.1
Assume the following simple expression
{#"Test"}&
Now go in front of the #...
CommunityBot
- 1
39
votes
0
answers
1k
views
Performance problems in new Sequence functions
The new-in-10.1 Sequence* family of functions should provide newly optimized methods for handling sequence problems. Happily in some cases they do! For example ...
CommunityBot
- 1
37
votes
0
answers
987
views
Changing FrontEnd automatic scrolling in version 8
In Mathematica versions < 8, the FrontEnd has a very intelligent behavior:
On evaluation, it by default automatically scrolls down the Notebook window to the last printed Output cell but also ...
- 60.3k
34
votes
1
answer
703
views
Benchmarking: unexplained switching between high and low performance
tl;dr I am trying to accurately benchmark some vectorized operations, and compare them between systems. But benchmarking is hard to do well, and I am getting inconsistent results: performance is ...
CommunityBot
- 1
33
votes
0
answers
722
views
How to design CloudObjects with reasonable CloudCredit costs
Note: I originally thought to post this as a non-answer/extended comment to this question; however I feared that I would end up hijacking the original question. It is likely a duplicate with the ...
CommunityBot
- 1
27
votes
0
answers
2k
views
Nonlinear least squares on a GPU with Mathematica 9
Update: A Mathematica wrapper for (https://github.com/zitmen/cuLM) should allow for us to directly implement the Levenberg-Marquardt algorithm in CUDA for nonlinear least squares fitting.
In a ...
CommunityBot
- 1
26
votes
0
answers
503
views
Compile not correctly initializing a variable defined inside Module
Bug introduced in 8.0, fixed in 10.4, intentionally reintroduced in 11.0 and persisting through 13.0.0 or later
In the following example, inside the minimumX's <...
- 6,579
26
votes
0
answers
1k
views
Kinect on Mathematica
I saw on the internet a lot of nice experiments with Microsoft Kinect. I just bought one and would like to know if someone here has been able to use it with Mathematica.
The main idea is to been able ...
- 5,619
25
votes
0
answers
1k
views
ListContourPlot and ListContourPlot3D use better interpolation for arrays of values than for lists of tuples (i.e. {{x,y,z,f[x,y,z]}..}
From reading the documentation, it seems that ListContourPlot3D should work equally well on an array versus a list of tuples,
?ListContourPlot3D
...
- 265k
25
votes
0
answers
546
views
LibraryLink: What can we do with MInputStream and MOutputStream?
Version 9 introduced the WolframStreamsLibrary.h header for LibraryLink. It contains MInputStream and ...
- 228k
24
votes
0
answers
1k
views
How would I improve this Karaoke machine code?
I was looking at a large collection of Import/Export user suggestions the other day and it dawned on me that we finally have MIDI import in Mathematica 9, which is rather interesting since MIDI ...
CommunityBot
- 1
23
votes
0
answers
1k
views
Mathematica vs. state-of-the-art SAT solvers
I found some fascinating paper by Marijn Heule and Oliver Kullmann on advances in SAT solvers and automated reasoning. In particular, the authors where able to show (a year earlier) a breakthrough ...
- 2,062
23
votes
0
answers
329
views
What has changed in pattern matching functions with the Orderless attribute?
Bug introduced in 10.1 and fixed in 11.0(.1)
In making an attempt to answer this question, we ran into a version-dependent pattern-matching issue. An extended discussion in the comments transpired, ...
- 228k