This tag is reserved for questions where the problem has been vetted by this community and the observed behavior is confirmed to be a bug. Please do not use this tag for new questions. Please use the standard bugs header instead of version tags in conjunction with this tag.

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8
votes
1answer
83 views

FindDivisions behavior changed?

I seem to recall using FindDivisions as a quick way to get all numbers in an interval that are divisible by a member of some set of integers, e.g. ...
9
votes
1answer
421 views

Mathematica doesn't read .mat file

Bug introduced in 6.0 and fixed in 10.2 (July 29, 2015) To be honest, I don't know if the problem is with Mathematica, or with the file; it's been generated by PicoScope, a PC-based oscilloscope ...
8
votes
0answers
119 views

TimeConstrained[Delete[Range[1],1]] causes kernel crash

Run these two samples of code here (AFTER SAVING YOUR CURRENT WORK): Do[ TimeConstrained[ While[True, Delete[{1}, 1]; ];, 0.1];, {100}] ...
12
votes
2answers
490 views

Interpolation on a regular square grid spanning a triangular domain

Bug introduced in 10.0 and fixed in 10.1 Context I am trying to identify contours of a function which is sampled on a cartesian grid within an irregular (triangular) region. Here is the data ...
8
votes
2answers
231 views

Strange behavior of Limit in Mathematica 9 and 10 (bug?)

fixed in 10.1 Consider a complex logarithm where the branch cut is defined along the negative axis. Then for $r$ and $\eta$ real and positive we can write $ \lim_{\eta \to 0} \log(-r+ i \eta) = ...
4
votes
0answers
86 views

Wrong Cashflow of Annuity with initial payment

If we use TimeValue to look at the PV of an Annuity with initial payment: The initial payment ...
9
votes
2answers
132 views

Why are Binormal and Multinormal giving me different results when I use NExpectation?

fixed in 10.1 (windows) Binormal and Multinormal can both be used to represent normal random variables: ...
6
votes
2answers
425 views

Convolve does not get the correct answer

Convolve[Sinc[x], Exp[-x^2], x, X] (* E^-X^2 π *) is obviously false, but why? Any suggestions ?
7
votes
1answer
186 views

DSolve giving strange error messages solving a PDE

Bug introduced in 6.0 or earlier and fixed in 10.1 Consider this set of PDE $$\left( x^{2}+y^{2}\right) \dfrac {\partial u}{\partial x}+n x y\dfrac{\partial u}{\partial y}=0$$ have general solution ...
7
votes
6answers
314 views

PlotLegends for ListPlot with more than 15 curves?

fixed in 10.1 (windows) I'm running into trouble getting the right PlotMarkers in the legend of a ListPlot of many curves. ...
1
vote
1answer
263 views

Cannot import Excel (xls or xlsx) files which have non-ASCII characters in the name

It seems mma9 works fine, but with mma10 it fail to load a file name with Chinese characters. I use MacBook Pro(Retina) with OSX 10.10.2, and Mathematica 10.0.0.0. I need the file name with Chinese ...
11
votes
2answers
316 views

How do I prevent Mathematica from reformatting the expressions that I copy as LaTeX?

When I choose something that looks like $$ W_1(1)=\rho ^{5} \omega _1 \rho ^{-5}\\ W_2(2)=\rho ^{23} \omega _2 \rho ^{-23}\\ W_3(3)=\rho ^{10} \omega _3 \rho ^{-10}\\ W_4(4)=\rho ^{9} \omega _4 \rho ...
6
votes
1answer
285 views

Conversion to TeX results in infinite recursion

Bug introduced in 9.0 and persisting through 10.3 or later Confirmed, as bug, by WRI: [CASE:3059683] I'm trying to export to $\TeX$ a Message cell. For ...
14
votes
3answers
280 views

Min, Max are slow on TimeObjects

fixed in 10.1 (windows) There's something wrong with how Min and Max are implemented for ...
15
votes
1answer
205 views

Major slowdown when using a ColorFunction with more than one named scheme

Problem remains in 10.1 Earlier Kuba noted a major slowdown with code Simon Woods posted. Here is a simplified example. First a color function using two different named gradient schemes: ...
4
votes
1answer
66 views

Issue with the debug tools window [duplicate]

I have an issue with the debug tools window. It appears on its own periodically. I have turned it off in the Evaluation menu, and have gone to "Debugger Controls" and deselected "Show Debugger Tools ...
10
votes
1answer
725 views
3
votes
1answer
102 views

TabView Alignment problem for content larger than a view area

When content is larger than ImageSize of TabView then the top edge is cut off even with ...
9
votes
3answers
128 views

Pattern matching with Complex. Feature or a bug?

fixed in 10.1 (windows) I have run into some strange behavior while doing some pattern matching. First, this works as expected: ...
4
votes
1answer
87 views

Evaluating documentation example crashes the kernel

Save your work before attempting: Could someone confirm what looks like a bug (definitely occurs in v10 and OSX 10.8.5): In the documentation for Background and ...
6
votes
1answer
89 views

Import of data from ODS

With SetDirectory["~/Downloads"]; ifile = "test.xls"; TimeConstrained[idata = Import[ifile, {"Data", 1}], 5]; I can achieve the desired result of importing the ...
2
votes
2answers
147 views

Math diacritics go missing when exporting graphics [duplicate]

Bug introduced in 10.0.0 and fixed in 10.1.0 Take this example plot: ...
6
votes
2answers
496 views

Integral does not converge (when it should) [duplicate]

Bug introduced in 10.0 and fixed in 10.0.2 I was looking at integrals like: Integrate[HermiteH[50, x]*Exp[-x^2], {x, 0, Infinity}] which gave me a "does not ...
6
votes
1answer
228 views

How to use Get on a folder

In the documentation for Get it says: If the file found by <<name is a directory, the Wolfram Language will try to ...
5
votes
1answer
112 views

Specifying WorkingPrecision in LogLogPlot produces invalid plots [duplicate]

I seem to have found a bug with LogLogPlot in Version 10. If I specify a working precision, the function produces total garbage. Here is a simple example. The first ...
1
vote
1answer
96 views

FrameTicks in BarChart

I am finding it a strange issue. I want to make a BarChart as ...
4
votes
0answers
91 views

Exclusion disappears but style doesn't work

Consider this code: f[x_]:=(6 + 4 x + x^2 - x^3)/(x-2) Plot[f[x], {x, -10, 10}, Exclusions -> {2}, ExclusionsStyle -> Directive[Red, Dashed]] It produces ...
5
votes
2answers
250 views

How to use FontWeight options in Mathematica 10.x

Bug introduced in OSX v10.0.0 and persisting through v10.3.0 I‘m using stylesheets to create customized styles for course materials. That includes using fonts like Gill Sans, and Helvetica (Neue). ...
6
votes
2answers
197 views

Using MovingMap to calculate percentage changes

Bug introduced in 10.0 and fixed in 10.1 MovingMap (new in version 10) applies a function to discrete data over a moving window. This is very convenient for ...
16
votes
4answers
252 views

Resizing or moving Notebook window causes Manipulate to update its argument

Bug introduced in 10.0 and fixed in 10.3.0 Check this example: Manipulate[Grid[{{RandomReal[10]}, {Plot[Sin[x], {x, 0, 2 Pi}]}}], {a, 1, 3}] As you can see, ...
7
votes
1answer
206 views

Problem with DiscretizeRegion

Bug fixed in 10.1.0 ...
17
votes
2answers
402 views

Messages leak out from Block

Bug introduced in 8.0 or earlier and fixed in 10.1 When assigning message to a symbol localized by Block, I would expect that this message is not accessible ...
9
votes
2answers
111 views

Testing Notebook severe slowdown with newlines

Bug introduced in 10.0 and fixed in 10.1.0 I am having a severe slowdown problem with Mathematica 10 new Testing Notebook feature (File -> New -> Testing Notebook). Please try this simple test: ...
4
votes
1answer
161 views

OutputResponse in V9 vs V10

Bug introduced in 10.0.1 and persisting through 10.2 or later I have same code that works in version 9.0.1, but not in version 10.0.1.0 (according to @Sektor, it works in 10.0.0.0, too). ...
13
votes
1answer
275 views

Possible bug: Quantity[2,“meters”] returns 2 None meters

Bug introduced in version 10 or earlier and fixed in version 10.0.2 I'm using 10.0 for Linux. Trial 1: Quantity[2,"meters"] 2 None meters Trial 2: ...
4
votes
0answers
42 views

Bug? Kernel Crash on SparseArray access [duplicate]

Bug introduced in 5.2 and fixed in 10.1.0 The following simple code s = SparseArray[{}, {10, 10}] s[[1, {1, 2, 3, 1, 1}]] = {a, b, c, d, e} on my machine ...
3
votes
1answer
83 views

Why doesn't my expression evaluate at the subkernel?

Consider this code: ...
5
votes
1answer
228 views

Extra spaces when exporting strings into pdf (bug, linux)

Rationale: Imagine you would like to create a publication quality figure in Mathematica, from under Linux. Naturally, it will contain text/labels. Problem: Here is a simple string ...
4
votes
1answer
90 views

Strange appearance artefact in ActionMenu

I've noticed a strange thing with ActionMenu which can also be seen in the documentation for V9 and V10 on OS X. It seems that when an ...
3
votes
2answers
101 views

ReadLine[file] after reopening a closed stream doesn't read at the beginning of file?

Take a text file from your system: file = OpenRead["path/to/your/file"] ReadLine[file] Close[file] Here ReadLine[file] ...
4
votes
2answers
116 views

Adding assumptions changes the result of Integrate

When I try to calculate the following integral: ...
4
votes
2answers
136 views

DeleteMissing issues [duplicate]

Bug introduced in 10.0.0 and fixed in 10.1.0. Has anyone had problems with the DeleteMissing function in Mathematica 10.0.2? I find that it rarely works. Most of ...
11
votes
1answer
146 views

Incorrect use of Scaled causes crash

Bug introduced in 8.0 and fixed in 10.1.0 While playing with Scaled, I made a syntax error which caused a crash instead of an error message ... Do you get the ...
14
votes
1answer
292 views

Compability between Graphics coordinates and shifted projections in GeoGraphics

Bug introduced in 10.0.0 and persisting through 10.3.1 or later Edit: My work around is only nice for simple cases with points. More general should include proper polygons splitting on ...
3
votes
1answer
63 views

LineScaledCoordinate problem for exact coordinates

Edit: Confirmed bug. CASE:2326540. Still the case in V 10.3. Solution: Wait and use N meanwhile. I've faced this problem ...
5
votes
1answer
212 views

Definitions are not distributed to parallel kernels

Bug introduced in 10.0 and fixed in 10.0.2. I have a small package with utilities, which looks like that: ...
14
votes
1answer
130 views

Unexpected pattern matching behaviour: PatternSequence vs. Optional

fixed in 10.1 (windows) Consider the following pattern-matching expressions: ...
4
votes
1answer
171 views

What is “MouseDragged”?

Maybe I'm picky but I don't consider static pressed button: "dragging". EventHandler[Framed[1], {"MouseDragged" :> (Print@RandomReal[])}] neither does ...
6
votes
1answer
162 views

Long running ToElementMesh with very “large” domains

This is fixed in version 10.3. I'm trying to solve a system of PDE over a large domain. This doesn't means I need to have a huge amount of mesh points and mesh elements to discretize the domain. ...
4
votes
1answer
92 views

Extraneous reaped data with NDSolve and WhenEvent

Bug introduced in 9.0 or earlier and fixed in 10.1 In exploring What is the range of values $x$ for which $f(x)$ is higher than $k$ over a given domain?, I came across the following strange ...