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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6
votes
1answer
97 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
47 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 ...
9
votes
0answers
57 views

CopyToClipboard freezes FrontEnd

This is freezing the FrontEnd: CopyToClipboard@ExampleData[{"Text", "AeneidEnglish"}] Are there system limits I'm hitting here?
10
votes
1answer
127 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 ...
4
votes
1answer
100 views

Issues with modeling pulses in a very simple system of DAEs

Bug introduced in 10.4.1 or earlier Bug has been confirmed by WRI [Case:3594387]: It does appear that the NDSolve function is not behaving properly in this case and an incident report has been ...
5
votes
0answers
146 views

Integrate producing bad result

I noticed a bug in Mathematica. It computes incorrectly a definite integral ...
2
votes
1answer
71 views

Inconsistent Integrate behavior?

Evaluating the following integral with Mathematica Integrate[q0/(-1 + q0^2), {q0, 0, A}] gives a conditional expression ...
6
votes
2answers
170 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 ...
3
votes
0answers
80 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 ...
8
votes
1answer
126 views

ClipPlanes crashed in V10.4

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

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

The function Pochhammer[1 + n, n] tends to infinity. We have ...
6
votes
1answer
169 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 ...
7
votes
3answers
132 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 ...
5
votes
0answers
129 views

Graphs' options vs JournalArticle stylesheet

Bug introduced in 10.4 and persists through 10.4.1 [...] This GridGraph behavior does appear to be a regression in Mathematica 10.4 from earlier versions. As ...
7
votes
1answer
73 views

DiscretizeRegion fails for a triangular region

I define an implicit region like R = ImplicitRegion[ 0 < Sin[u]/Cos[v] < 1 && 0 < Sin[v]/Cos[u] < 1, {{u, 0, 2}, {v, 0, 2}}] But when I ...
2
votes
1answer
95 views

Why is DiscreteConvolve incorrect?

Let $h[n]=(\frac{1}{2})^n u[n]-3(\frac{1}{2})^{n-1}u[n-1]$ $g[n]=3^n u[n]-\frac{1}{2}3^{n-1}u[n-1]$ I convolved $h[n]$ and $g[n]$ in Mathematica and obtained the following result: ...
7
votes
3answers
120 views

The very bottom of CellMargins is missing

Bug introduced in 8 or earlier and persists through 10.4 Edit 16. IV 2016 I've received an answer from WRI Support: [...] It does appear that CellMargins is ...
2
votes
0answers
64 views

Crash on use of CoefficientList

The Kernel of my Mathematica 10.4 seems to crash on certain use of the CoefficientList command. The line CoefficientList[x + y^2, {x, y}] Produces the matrix $$ ...
0
votes
1answer
52 views

Front end displaying all lines as dashed lines [duplicate]

Bug introduced in 10.0.1 and fixed in 10.0.2 Recently I've installed Mathematica 10.0 on my Ubuntu 14.4 Now I have some problems with its front-end, in particular it shows all lines as dashed ones ...
11
votes
1answer
86 views

Unexpected behavior of KeyTake

list = {{a, b, c, e}, {1, 2, b, h}, {"a", "h", 3, 5}}; asso = GroupBy[list, {#[[1]], #[[2]]} &] ...
10
votes
0answers
118 views

Possible Bug in LinearSolveFunction with Sparse Vectors

Bug introduced in 5.0 and persists through 10.4.1 LinearSolveFunction is new in 5.0 Consider the following set of equations and corresponding variables: ...
9
votes
0answers
107 views

Is this a bug in DiscretizeRegion in 10.4?

Bug introduced in 10.4 and persists through 10.4.1 Consider the following implicit region: ...
8
votes
0answers
82 views

Defining a MeshRegion from a list of points and Polygons with duplicate points does not work in 10.4

Bug introduced in 10.4 and persists through 10.4.1 This code produces a MeshRegion in versions 10.0 through 10.3.1, ...
8
votes
2answers
178 views

Labeled destroys the log scales in “log” plots when notebook is re-opened

Bug introduced in 10 or earlier and persists through 10.4 While testing this pdf export bug caused by Labeled, I noticed that this function also destroys the log ...
9
votes
1answer
90 views

MeshCoordinates from a RegionBoundary no longer in proper order in version 10.4

Bug introduced in V10.4 and persists through 10.4.1 Given that I have the following data set ...
16
votes
1answer
258 views

Possible Bug in ArrayMesh

Bug introduced in V10.4 and fixed in 10.4.1 Suppose we have the following array from which we intend to create an ArrayMesh: ...
4
votes
2answers
125 views

A unexpected behavior in RelationGraph

Bug persisting through 10.4.1 Firstly we get these idiom ...
6
votes
0answers
100 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 code:...
6
votes
0answers
85 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 ...
7
votes
1answer
70 views

Wrong result for mesh generation when using integers for mesh size

Can somebody explain me why this happens? ...
4
votes
1answer
127 views

Can't open Mathematica on Linux Mint 17.3 KDE

Bug introduced in 10.4.0 I'm on Linux Mint 17.3 with KDE, and can't open Mathematica 10.4 It opens the activation key window, then it shows 'activation succesfull' and closes. running top shows ...
5
votes
1answer
125 views

SystemException[“MemoryAllocationFailure”] Uncaught SystemException returned to top level from NSolve

Bug introduced in 10.0.0 When trying to solve 8 equations in 8 unknowns, I get SystemException["MemoryAllocationFailure"]. I am not sure if I am doing something ...
14
votes
1answer
336 views

Ticks in v10 - a bug or undocumented change

Bug introduced in 10.0 and fixed in 10.4 In this post @Heike provides this code: ...
4
votes
0answers
60 views

Possible bug with ticks with superscripts, Labeled and Export to PDF

Here is the minimal working example that gives me problems with Mathematica 10.4 on OSX ...
8
votes
1answer
188 views

Why RegionDifference cannot work normally?

Bug introduced in 10.0 and fixed in 10.4 Given that two polygons regions as below: ...
7
votes
1answer
239 views

Mathematica freezes on autocomplete [duplicate]

For some reason, Mathematica has started freezing whenever I try to type anything into it. I can paste text into notebooks, but as soon as I start typing the window will freeze and it will cease to ...
1
vote
0answers
53 views

UI problem of changing color of text

Bug introduced in 10.0.1 and persisting through 10.4.0 It seems that Mathematica has some problem of changing color of text in a notebook. When I choose a color, I need to click "OK" several times ...
13
votes
1answer
135 views

ErrorListPlot ignores some exact data points

Bug introduced in 10.0 and persisting through 10.4.1 or later Possible bug? Or am I missing something / expecting too much? Forgive the seemingly obscure data points but they're where I've noticed ...
10
votes
0answers
161 views

Strange behaviour of integrals with Cos, Sin, and Exp

During the study of the problem How to solve this integration? I have discovered a strange behaviour of some integrals. I would consider it a bug. ...
12
votes
1answer
267 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 ...
11
votes
0answers
138 views

Interesting Progression of ParametricRegion: Bug?

Bug persisting through 10.4.1 Consider the following ParametricRegion from an answer to this question: ...
7
votes
0answers
105 views

Why does ImageFilter fail with radius 1, but works with radius 2?

Bug introduced in 9 and persists through 10.4.1 When thinking on a way to answer this question using ImageFilter I have found (with Jason B's help) that we can ...
21
votes
0answers
206 views

Regression /Bug in DelaunayMesh from 10.3.1 to 10.4

Bug introduced in V10.4 and persists through 10.4.1 In answering this question, I realized the OP and I were obtaining different results from the alphaShapes2D ...
5
votes
0answers
79 views

SiegelTheta gives misleading message when the dimensions don't match

Bug introduced in 6.0 and persisting through 10.4 SiegelTheta is new in 6.0 In order to test the SiegelTheta function, I ...
6
votes
1answer
72 views

Problems with Displaying Output for Summation

Consider the following code. ...
13
votes
1answer
313 views

Cannot start multiple instances of Mathematica after upgrading to 10.4

Bug introduced in 10.4 and fixed in 10.4.1 I used to have no trouble opening multiple instances of the Mathematica notebook/kernel on Windows by right-clicking on the Mathematica icon in the task bar ...
9
votes
1answer
170 views

SumConvergence[((-1)^n)/(Sqrt[n] + (-1)^n), n] returns True in Version 10.2?

Bug persisting through 10.4.1 I claim that the series $\sum_{n=2}^{\infty}\frac{(-1)^n}{\sqrt{n}+(-1)^n}$ diverges. To see this, rewrite the $n^{th}$ term as follows: \begin{equation*} \frac{(-1)^n}...
12
votes
1answer
248 views

Has compilation of big programs become excessively sluggish in v 10.4?

Bug introduced in 10.4 and persisting through 10.4.1 After updating to 10.4, many of my heavily numerical functions defined by Compile takes a huge amount of time ...
4
votes
1answer
69 views

Error retrieving information of a package function [duplicate]

Bug introduced in 10.4 I´m using a self written package with SortingUtilities when dealing with sorting algorithms. I use this package for more than a year or so. No I want to retrieve information ...
4
votes
1answer
81 views

Odd behaviors of FindKPlex

Bug introduced in 9.0 and persisting through 10.4 FindKPlex is new in 9.0. I have a example about it. ...