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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12
votes
1answer
288 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 ...
6
votes
1answer
110 views

Wrong limit: Limit[(1 + (-1)^n/n)^n, n -> Infinity]=1 (Mathematica 10.4 and W-Alpha)

Since $(1-\frac{1}{n})^n\to 1/e$ and $(1+1/n)^n\to e$, the sequence $(1+\frac{(-1)^n}{n})^n$ has no limit as $n\to\infty$, but has limits for odds and even numbers. If $n$ were taken to be real, there ...
6
votes
1answer
57 views

Integrate and NIntegrate disagreeing over branch cut of Sqrt?

Bug introduced in v9.0.1 or earlier, and persisting through v10.4.1. In Mathematica 10.2 I'm trying to integrate this piecewise continuous function, but ...
18
votes
2answers
1k views

How to export and import Graphs with additional data?

I'm trying to export and then later import graphs with additional data added such as VertexLabels and EdgeLabels. When I export ...
3
votes
1answer
149 views

Is this a bug in NCAlgebra library?

In course of my work with NCAlgebra package for Mathematica, http://math.ucsd.edu/~ncalg/ , I encountered unexpected behavior of replacements. I am using ...
10
votes
1answer
130 views

Issues with PlotRange!

When use the following command to plot a graph: Plot[x^Gamma[x - 1], {x, 0, 1}] or: ...
9
votes
1answer
227 views

Vastly incorrect answers obtained by increasing WorkingPrecision with modified Bessel functions

Bug introduced in 7.0 or earlier and persisting through 10.4.1 This is a follow-up to this question regarding numerical instabilities occurring with modified Bessel functions. In trying to explore ...
5
votes
0answers
62 views

Cannot reproduce VectorDensityPlot solution from question 37459

Bug introduced in 10.0 or earlier and persisting through 10.4.1 or later (Reported to Wolfram Technical Support on 24 May 16) Using Mathematica 10.4.1 for Microsoft Windows (64-bit) (April 11, ...
19
votes
4answers
635 views

LogPlot axes labels destroyed when working in high precision

Bug introduced in 7.0 or earlier and persisting through 10.4.1 (I'm using Mathematica 8.) I have a Taylor series: poly = Normal[Series[E^x, {x, 0, 10}]] I ...
11
votes
1answer
198 views

Problem with PlotLabels

Bug introduced in 10.4 and persists through 10.4.1 Version 10.4 introduced the PlotLabels option in ListPlot and similar ...
3
votes
1answer
59 views

Plot option Filling conflicts with option PlotLabels

The regulars here discuss approaches to numerically unstable systems of higher-order PDEs, and I cannot even paint by numbers … (sigh) A Plot[] of simple curves with ...
15
votes
5answers
465 views

How can I change the thickness of tick marks in BarLegend?

Bug introduced in 10.1 or earlier and persisting through 10.4.1.0 or later This answer explains how to change various undocumented options for BarLegend with ...
5
votes
1answer
95 views

TrackingFunction not working properly if range containes a mathematical constant

Bug introduced in 10.0 and persisting through 10.4.1 or later Answering this question I had to realize that TrackingFunction isn't working properly if at least ...
6
votes
0answers
99 views

Issues adding properties to multigraph

Unsupported Functionality (loosely, a bug) Mathematica (as of 10.4.1) does not support multi-graph where edge properties vary between two nodes that share multiple edges. Although this is not ...
8
votes
1answer
139 views

Something wrong when I apply Derivative on a SparseArray

Bug introduced in v5.0 or earlier, and persisting through v10.4.1. There, I create a SparseArray using command ...
14
votes
3answers
277 views

Symbolic sum of Stirling numbers gives wrong answer

Bug introduced in 9.0.1 or earlier and fixed in 10.4.1 This issue originated from my attempt to answer a question on MathOverflow: ...
8
votes
1answer
149 views

Bug in grouping after editing code?

Bug introduced in 7.0 or earlier and persisting through 10.4.1 or later While looking at A question about conditional replacement I think I discovered a bug in the Front End that affects both 7.0.1 ...
8
votes
2answers
105 views

Why a function returns two different values if copied into a Notebook or imported with Get from a Wolfram Mathematica Package?

I have some Mathematica code that shows a behaviour I really cannot understand. The code only contains a bunch of function definitions. If I paste it in the Notebook Front End and I evaluate it, I ...
6
votes
0answers
98 views

How to unlock a stylesheet which is not needed anymore by the FrontEnd

Reply from WRI Support: [...] This indeed seems to be an issue with the Frontend on Windows and I have alerted the development team about this. Unfortunately I do not have a work around at ...
7
votes
3answers
372 views

Can't find the eigenvectors of a simple 2x2 matrix

Bug introduced in 8.0 or earlier and fixed in 10.3.0 Why can't Mathematica find the eigenvectors of this matrix? ...
18
votes
3answers
1k views

How to get grid lines at all (log) tick marks in Version 10?

Bug introduced in 10.0.0 and fixed in 10.1.0 Update: It seems that only versions 10.0.0, 10.0.1, and 10.0.2 are affected by this problem. For 10.0.0 there is no general solution known to me due ...
2
votes
1answer
39 views

Limit Relief plot output to specified X and y range

I have a table of values and I'd like to use ReliefPlot to visualise. Is it possible through the plot command to limit the $x,y$ range displayed? The help suggests ...
9
votes
1answer
203 views

Odd Coloring with GeoRegionValuePlot

Bug introduced in 10.0 and persisting through 10.3 or later Bug behavior is version dependent When I'm plotting data with GeoRegionValuePlot, I'm getting some ...
10
votes
1answer
120 views

Creating Saveable->False notebooks

Bug introduced in 10.3 or earlier and persisting through 10.4.1 Reproduced on Windows 7, 10 Bug confirmed by WRI: [...] It does appear that the Saveable Notebook Option on Windows is not ...
9
votes
2answers
152 views

HighlightGraph Problem

Bug introduced in 9.0 or earlier and persisting through 10.4.1 HighlightGraph does not work. ...
5
votes
0answers
120 views

Same input,different result? [duplicate]

Using this code,you can see,same input, but the output are different. So weird! If I copy this code here, it outputs normally. So what's the problem? Ps:I use ...
3
votes
1answer
62 views

Mathematica hang on a Manipulate expression

Manipulate[Plot[Erfc[x/(2 Sqrt[t])], {x, -5, 5}], {t, 0.1, 5}] With a fresh kernel, after evaluating this, Mathematica will hang immediately if I try to drag the ...
15
votes
2answers
2k views

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

Bug introduced in 9.0.1 or earlier and persisting through 10.4.1 or later When I try to export graphics as PNG, JPG and other rasterized formats using the right-click and choosing ...
5
votes
1answer
120 views

Manipulator reset bug

Bug introduced in 10.3 or earlier, fixed in 10.4. When the + opener is opened, two things happen: ...
4
votes
1answer
184 views

Why can't the Bernstein Bears work normally?

Bug introduced in 7.0 and fixed in 9.0 I want to use the built-in BernsteinBasis[] to learn about Bezier curves. I tried the following code: ...
5
votes
0answers
139 views

Integrate producing bad result

I noticed a bug in Mathematica. It computes incorrectly a definite integral ...
13
votes
1answer
106 views

Empty WhenEvent action crashes kernel

Bug introduced in 9.0 and persisting through 10.4.1 WhenEvent is new in 9.0. This is an example from the docs, slightly modified (action is wrapped in ...
26
votes
1answer
525 views

In 10.1.0 BenchmarkPlot doesn't work?

Bug introduced in 10.1 This bug was resolved in 10.2.0, but another bug was introduced in 10.3.0 persisting through 10.3.1 and finally resolved in 10.4 In Mathematica 10.1.0 and 10.3.0 ...
6
votes
1answer
86 views

Why I cannot change the AxesStyle of the Plot?

Bug introduced in 8 or earlier and persists through 10.4.1 I am trying to plot the following single variable function: $$\small\frac{180 \sqrt{\pi ^2-625 t} \left(\pi ^2 (36 t-25)-1500 t \left(45 ...
0
votes
0answers
43 views

NDSolve kernel crash, affected by variable naming

The following isolated example cannot be further simplified much to reproduce a crash. I've already submitted the issue to TechSupport, but it seems this is not an easily reproducible case, so I'm ...
4
votes
1answer
92 views

How to copy text from InputField without adding spurious spaces? [closed]

The problem happens when you copy text from an InputField and paste it into another: Mathematica inserts spaces in unnecessary places, such as around any ...
9
votes
0answers
55 views

CopyToClipboard freezes FrontEnd

This is freezing the FrontEnd: CopyToClipboard@ExampleData[{"Text", "AeneidEnglish"}] Are there system limits I'm hitting here?
6
votes
2answers
165 views

NSolve behaving differently in V9, V10.3 and V10.4

EDIT In a very fast response from Wolfram they state that this is a known problem and give an example of it working for version 10.4.1. $Version "10.4.1 for Microsoft Windows (64-bit) (April ...
6
votes
1answer
158 views

How convert old version 2.2 .ma files to .nb notebooks?

I have a lot of old Mathematica version 2.2 .ma files that simply crash the current (10.4.1) version of Mathematica if I try to open them. Is there some way to ...
3
votes
3answers
94 views

1D ImplictRegion can not be plotted with RegionPlot

I am using Mathematica 10.4 In the documantion page of ImplicitRegion, there is an example ...
6
votes
0answers
99 views

SiegelTheta throws errors from calling Range with complex arguments

Bug introduced in 10.4 or earlier. This may or may not be related to the bug reported in this question. I was trying to verify the results of this challenge over on Code Golf with the following ...
3
votes
0answers
77 views

Kernel crashes when computing finite difference mixed derivative with respect to y & z but works fine when computing with respect to x & y or x & z?

I am using Mathematica 10.4.0 on Ubuntu 16.04. I am trying to solve a set of differential equations using finite difference method on an NxNxN cubic grid (x, y, z directions). I am getting a weird ...
2
votes
1answer
70 views

Inconsistent Integrate behavior?

Evaluating the following integral with Mathematica Integrate[q0/(-1 + q0^2), {q0, 0, A}] gives a conditional expression ...
7
votes
0answers
129 views

ClipPlanes on Translated 3D objects crash front end

Bug introduced in 10.1 or earlier and persists through 10.4.1 Applying Translate to a simple 3D object (e.g. Pyramid) along ...
8
votes
1answer
120 views

ClipPlanes crashed in V10.4

In Mathematica 10, a very useful Graphics3D[] option ClipPlanes was introdued. ...
4
votes
0answers
81 views

Bug in Series[Pochhammer[1+n, n], {n,Infinity,1}]?

The function Pochhammer[1 + n, n] tends to infinity. We have ...
32
votes
0answers
349 views

Hyperlinks not preserved when saving in PDF format in MMA V10

I usually create my course contracts in Mathematica and then save them in PDF format. The notebooks include hyperlinks and these have transferred to PDF without problem over the last several versions ...
6
votes
0answers
81 views

Spectral Radiance unit Flicks is not correct

I was pleasantly supersized that Mathematica (10.3, 10.4 and 10.4.1) had the unit $\text{flick}$ until I spent several hours trying to figure out why all my calculations were million times off! I ...
16
votes
1answer
363 views

GeoGraphics: problem with GeoPosition in shifted projections

Bug introduced in 10.0.0 and persisting through 10.4.1 A remark about the answer: My work around is only nice for simple cases with points. More general should include proper polygons splitting on ...
5
votes
0answers
123 views

DSolve breaks when the ordering of independent variables aren't proper?

Bug introduced in 5.2 or earlier and persisting through 10.4.1. I encountered this when trying to solve this problem with DSolve: ...