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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13
votes
1answer
496 views

Kelvin per Kelvin Difference

I'm trying to use Mathematica units more often, but I've run into the following problem: ...
7
votes
2answers
108 views

Erfc Not Returning Results Specified in Documentation

In the documentation for Erfc (under "Possible Issues"), the following command returns a number that is extremely close to 2: However, when I run this same command in a fresh kernel, I get: ...
9
votes
2answers
313 views

Strange behavior of PlotMarkers with ListLinePlot[] and InterpolationOrder->0

I want to create a ListLinePlot with InterpolationOrder->0. However, when using plot markers like in ...
7
votes
1answer
652 views

Font size in PDF export with legended plots not working

I need to export plots as PDF with a given image and font size. Everything is working fine if there is no legend for that plot. However, if I want to export legended plots, the font size is decreased ...
13
votes
1answer
314 views

High memory use while exporting a BMP

Something mysterious is going on when exporting images. I'm using Mathematica 9.0.1 on Windows 7 (64 bit), and find that the memory use is excessive when exporting to a bmp. But it doesn't happen ...
12
votes
1answer
435 views

Precise cropping with ImageCrop

The built-in ImageCrop function "effectively removes borders from image whose pixel value distribution is almost uniform" (emphasis mine). I need an efficient ...
4
votes
1answer
143 views

Unexpected result when reading Cell with comment-lines by NotebookRead

Bug introduced in 9.0 and fixed in 9.0.1 When considering this question about re-formatting Cell (also this one), I encountered an issue which confuses me. I'll ...
11
votes
3answers
396 views

“Stacked” BarChart with BarOrigin $\to$ Top makes y-tick marks negative

Bug introduced in 7.0 or earlier and fixed in 10.0.0 When BarChart layout is "Stacked", setting ...
15
votes
1answer
540 views

Quiet doesn't work with FindRoot when using Brent method

The following has no solution: FindRoot[x == 1, {x, 0.25, 0, 0.5}] And Mathematica correctly warns us: FindRoot::reged: The point {0.5} is at the edge of the ...
8
votes
2answers
646 views

Problem with ContourPlot3D

Bug introduced in 7.0 and fixed in 9.0.1 The following line works fine: ...
8
votes
2answers
557 views

Distorted graphics when using custom ticks and AspectRatio -> Full

Bug introduced in 7.0.1 or earlier and partially persists through 10.0.1 or later I am having a problem using custom tick specifications along with ...
10
votes
1answer
260 views

Forming Cone with Tube fails to work in version 9.0.1

I use two different radii in a Tube expression to draw a cone. I know for a fact that this worked in Mathematica 8, but when I reevaluated my code in versio 9.0.1 ...
21
votes
1answer
810 views

Bug in Solve (Mathematica 9)

The issue seems to be fixed as of Version 10.1. Just came across the strangest bug under both Mathematica 9.0.0 and 9.0.1. If one enters: ...
7
votes
3answers
574 views

Plotting a 3D list causes kernel to crash if x and y axes have vastly different scales

Bug introduced in 7.0.1 or earlier and fixed in 10.0.2 or earlier I have access to two versions of Mathematica, version 7.0.1 on Linux and version 8 on Windows. When I try the following two lines ...
9
votes
1answer
293 views

PlotMarkers doesn't inherit PlotStyle when first argument to Graphics isn't a list

Could somebody explain, why Circle does not inherit the PlotStyle of the plot when used as ...
10
votes
1answer
584 views

Poor anti-aliasing in Rotated text with ClearType on

There is a problem on my system that occurs when text is rotated 90 degrees as it is in frame labels. This only happens when ClearType is turned on, and only around 90 degrees of rotation. I am ...
6
votes
1answer
536 views

Integrating over Bessel Function erroreous? (Hankel Transform)

Bug introduced in 8.0.4 or earlier and persists through 10.0.2. The Hankel Transform is given by Integrate[f[x] x BesselJ[0,x t],{x,0,Infinity}] It is ...
10
votes
3answers
530 views

DataEncoding and compression in HDF5 format

I would like to export data in HDF5 format with Mathematica 9. The Mathematica manual about Import and Export of this format can be read here. As I'm dealing with large arrays, export often lead to ...
5
votes
1answer
128 views

Syntax highlighting in patterns with built-in functions

While working on my own plotLegends package I encoutered some weird behaviour of the front end's syntax highlighting. I reduced the problem to the following minimal ...
28
votes
2answers
883 views

Strange ::usage behavior in v9

Bug fixed in 9.0.1 Something has gone wrong with usage in Mathematica 9. Would someone tell me how to fix it? I define a function ...
4
votes
1answer
2k views

NSolve: Mathematica 9 issue

Bug introduced in 9.0 and fixed in 10.0.0 In Mathematica 8 the following expression evaluates and returns a result in terms of InverseFunction: ...
29
votes
2answers
972 views

DeleteDuplicates not deleting duplicates

Bug introduced in 9.0 and fixed in 10.0.0 It is not surprising that DeleteDuplicates[{5,5.}] returns {5,5.} because ...
21
votes
4answers
892 views

An apparently “simple” limit?

Let $c$ and $h$ be real values. I was using Mathematica to compute the limit $(h \rightarrow \infty)$ of the following expression: $$ \frac{\left(h^2 +c^2 h^2 + \sqrt{4 h^2+\left(h^2+c^2 ...
8
votes
1answer
191 views

How to make MousePosition more reliable

This takes a little patience to reproduce, but I got a screenshot of it in version 9 on Mac OS X 10.7.5: With a small Graphics object, it occasionally happens that ...
15
votes
1answer
347 views

Adding three integer sparse matrices is very slow. Adding only two is fast

Bug introduced in 9.0.0 and fixed in 10.0.0 Adding more than two sparse matrices in one step in Mathematica 9 is very slow (in fact I couldn't even wait for it to finish). Here's an example. ...
2
votes
2answers
317 views

Misaligned DensityHistogram, DistributionAxes & PlotRange

data = RandomReal[NormalDistribution[0.5, 0.1], {10000, 2}]; DensityHistogram[data, PlotRange -> 1, Method -> {"DistributionAxes" -> "Histogram"}] The ...
8
votes
2answers
194 views

CompiledFunction crashes kernel

Bug fixed in 10.0.0 This crashes my kernel ...
11
votes
1answer
2k views

How to work around Mathematica hanging when showing a large SparseArray?

Bug introduced in 9.0 and fixed in 9.0.1 In Mathematica 9, if I display any large SparseArray object in the default way (which looks something like ...
6
votes
1answer
415 views

The shortcut for Subsuperscript doesn't work?

The document for Subsuperscript says that: To enter a subsuperscript in a notebook, use either Ctrl+_ to begin a regular subscript or Ctrl+^ to begin a regular superscript. After typing the ...
12
votes
1answer
498 views

Grid layout problems: different sizes when rendering on Mac and Windows

From the documentation for ItemSize: {w,h} make all items the specified width and height and In Grid, w is measured in ems, and h in line heights. This ...
13
votes
0answers
173 views

func::usage needs to be run twice? [duplicate]

There is an annoying problem that I can't figure out why it's happening. I have defined a usage for a my function tensorA: ...
11
votes
3answers
328 views

Suspecting bug in Parallel Framework

I've reduced my actual problem to: ParallelEvaluate[ Module[{slot=1}, Slot[slot] ] ] gives error messages that I think shouldn't be there. It seems I can ...
9
votes
1answer
628 views

How can I display a multigraph with different colored edges?

I'm new to Mathematica(version 9) and I'm trying to display a multigraph with different colored edges. Here's my code so far: ...
5
votes
1answer
178 views

Expectation of CauchyDistribution

I've noticed this strange behavior and I'm wondering if it's a bug. I define a Cauchy distribution: c = CauchyDistribution[0, 1]; If I evaluate ...
11
votes
2answers
852 views

Maximum size of TIF files in Mathematica

I have a question concerning the maximum size of TIFF files Mathematica can handle. According to the TIFF 6.0 specification -revision 6.0 (see: ...
8
votes
1answer
316 views

Cannot plot Quantity values with DateListPlot

Is there a way to use DateListPlot with Quantity values? I retrieved the following time series data from WolframAlpha: ...
9
votes
1answer
225 views

StringMatchQ and Alternatives throws message in init.m

The report of this issue, which itself relates to code of my answer here, exposed a behavior I cannot explain. If I use StringMatchQ in combination with ...
8
votes
3answers
416 views

Radon function result's repeatability

Bug introduced in 9.0.0 and fixed in 9.0.1 I want to get a Hough transform of some edged image. When I compare the same transformation on the same image I got different results. ...
3
votes
2answers
694 views

How to create an executable notebook in Mac OS X

All, I am looking for help to create a notebook to be executed via terminal in MAC OSX. The notebook uses the front end. This is what I have so far ...
15
votes
1answer
388 views

RandomVariate returns values outside the support of a PDF

Bug introduced in 8.0.1 and fixed in 10.2.0 Let $X$ be a random variable with pdf: dist = ProbabilityDistribution[1/(Abs[x]*Log[Abs[x]]^2), {x, -E^-2, E^-2}] ...
5
votes
1answer
112 views

Discrepancy with TakeWhile between RandomInteger result and list on Linux

Bug introduced in 8.0.0 and fixed in 8.0.1 I have to following code that solves a problem for me. The example that is given to us is as follows: ...
2
votes
1answer
469 views

Mathematica 9 behavior with derivative of a sum

In: D[Sum[Sin[x],x],x] D[Sum[f[x],x],x] Out: 1/2 Cos[1/2 (-1 - Pi + 2 x)] Csc[1/2] 0 Function f is undefined, but Mathematica 9 counts it as constant? ...
10
votes
0answers
171 views

HorizontalGauge causes problem with ScalingFunctions -> “Log”

I am trying to use HorizontalGauge[Dynamic[expt], {0.1, 100}, ScalingFunctions -> "Log"], i.e. a gauge with a logarithmic scale. This creates an error, a graph ...
13
votes
2answers
1k views

Failure to export graphics by right-click when Notebook magnification is changed

Bug introduced in 9.0.1 or earlier and persisting through 10.1.0 or later When I try to export graphics as PNG, JPG and other rasterized formats using the right-click and choosing ...
9
votes
0answers
209 views

Break[] inside ColorFunction

f[x_?NumericQ]:= (Do[Break[],{i,1,2}];x) Plot[x,{x,0,1},ColorFunction->(ColorData["Rainbow"][f[#]]&)] Break::nofwd: No enclosing For, While, or Do found ...
3
votes
3answers
411 views

Possible bug in v9.0 Rest[] function

Bug introduced in 9.0 and fixed in 9.0.1 Just to be clear, this all works perfectly in v8.0.4.0. It only fails me in v9.0. I use 64-bit Linux, 64-bit versions of Mathematica, and I have 16GB of ...
21
votes
2answers
353 views

Is there an issue tracker for already reported Mathematica bugs?

Since I'm working at least 50% on Linux which is probably the operating system which gets not so much attention from Wolfram, I find new bugs regularly. What bothers me the most is, that tracking a ...
22
votes
1answer
613 views

Unintended edge extensions in 3D Cube rendering

Bug introduced in 7.0.1 or earlier -- persists through 10.0.1 or later I have arranged a certain configuration of cubes in 3D using the following code: ...
14
votes
4answers
453 views

LogPlot axes labels destroyed when working in high precision

Bug introduced in 7.0 or earlier and persisting through 10.2.0 or later (I'm using Mathematica 8.) I have a Taylor series: ...
14
votes
1answer
1k views

Version 9 Blue Screen or Self-Test Error on Windows 7 64-bit

Bug fixed in 9.0.0 Update There is now an official response from Wolfram Support on this issue. Having recently installed Mathematica version 9 64-bit on Windows 7, I keep running into Self-Test ...