Tagged Questions

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.

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6
votes
1answer
172 views

Incorrect result while using SemanticImport for CSV file import

I might use this incorrectly. I want to use a .csv file that (as list) looks like: ...
6
votes
0answers
113 views

FindRoot kills kernel

Bug introduced in 7.0.1 or earlier. Persists through at least 10.0.1. I'm having problems with FindRoot killing the kernel. In my real application, I want to FindRoot on a black-box function ...
6
votes
1answer
83 views

Only String Keys supported in Dataset's Association Query?

Given data: titanic = ExampleData[{"Dataset", "Titanic"}] This Association Query works: ...
4
votes
1answer
92 views

WindowSize error message when saving Graphics object as PNG

When I try to save a Graphics object using the menu File ▶ Save Selection As... or via right click and Save Graphic As... the Messages window pops up with the ...
16
votes
4answers
389 views

How do you turn off the Dashed graphics directive? [duplicate]

I'm looking at Graphics Directives but can't figure out a way to turn off the Dashed graphics directive. For example, given ...
9
votes
1answer
147 views

Is this a bug in NIntegrate?

Is this a bug or I missed something? NIntegrate seems to give a different answer for the same integrand when the option ...
18
votes
2answers
477 views

symbolic integration error

I'm running Mathematica 10.0.0 and encountered a disturbing error in the symbolic integration of a rather simple function ...
2
votes
0answers
70 views

Mathematica 10 loads too long time [duplicate]

After starting Mathematica 10 it hangs for about a minute before becoming operational. Internet connectivity is disabled. Start screen is disabled. What should I do? P.S. Opening any help page ...
4
votes
1answer
156 views

Dynamic panel crashes Mathematica 10.0.0.0

This answer by @paw have revealed a bug that causes Mathematica v 10.0.0.0 to crash the GUI and kernel. So far the offending code is this: ...
7
votes
3answers
383 views

Problems with PlotStyle in mathematica 10

Bug introduced in 9.0 and fixed in 10.0.1 The simplest way to ask is to post the code of what I'm doing: ...
10
votes
2answers
403 views

Annoying FrontEnd bugs in Mathematica 10

Recently I installed Mathematica 10 on Windows 8 x64 machine. Before that I had a prerelease version of Mathematica 10 installed on my laptop. I observed very annoying bugs in the FrontEnd on both ...
8
votes
2answers
125 views

Wrong plotmarkers in the legend generated by ListLinePlot

ListLinePlot generates the same legend for different lists of data when PlotMarkers and ...
12
votes
1answer
165 views

A bug in Commonest in version 10

Bug introduced in 10.0.0 m_goldberg demonstrated that in Mathematica 10 Commonest does not behave as the documentation indicates that it will. Concisely: ...
9
votes
1answer
135 views

Mathieu function periodicity problem

According to the documentation, the Mathieu characteristic function generates parameter a: The characteristic value Subscript[a, r] gives the value of the parameter a in y′′+(a-2q cos(2z))y=0 ...
9
votes
2answers
121 views

Problem constructing Association tables with some operators

First, set up the example Dataset from the documentation: titanic = ExampleData[{"Dataset", "Titanic"}]; Why does this fail: ...
2
votes
0answers
90 views

After editing a file Mathematica 10 interprets […]^2 as […(])^2

This is a very weird bug and I don't really know how to reproduce it, so I'll just copy-paste the whole code ...
13
votes
1answer
286 views

Is garbage collection broken in version 10.0.0?

Bug introduced in 10.0.0 and fixed in 10.0.1 In version 10.0.0 under Windows I am observing the following behavior: ...
2
votes
0answers
69 views

Some global variables are defined even at the start of a fresh session [duplicate]

In a fresh Mathematica session evaluating Names["Global`*"] doesn't give an empty list. The result is either {rhs, z} ...
5
votes
2answers
144 views

How to lookup by a string key after GroupBy? Inconsistent data type handling

This is relates to a bug that was introduced in 10.0.0 and fixed in 10.0.1 It also relates to an issue that has yet to be corrected. After applying GroupBy to ...
8
votes
1answer
100 views

Possible Bug in ProbitModelFit when used in a Dataset

Since upgrading to Mathematica 10 on Mac OSX I have come across a number of instances of this error, which occurs using Probit and Logit model fit. A bit of googling show this is something to do ...
4
votes
1answer
128 views

Boundaries of graphical objects not displayed correctly

I have encountered two situations where Mathematica 10 is mishandling the outer pixels of plainly simple objects. I input this: ...
7
votes
1answer
164 views

Strange behavior of `BoundaryMeshRegion`

BoundaryMeshRegion is new function of version 10. I am not familiar with the function. I want to decide whether a point is inside or outside in the Boundary using ...
9
votes
2answers
125 views

Does Dataset round? [duplicate]

I'm importing the following Excel file: My code and its results are: ...
11
votes
1answer
178 views

Incompatible InterpolatingFunction between V9 (and earlier) and V10

Bug introduced in 10.0.0 and fixed in 10.0.1 I am encountering compatibility issues when loading DumpSave(d) definitions in V10 that have been created with ...
8
votes
2answers
124 views

Issue with Mouseover within Geographics

When using Graphics, I can change the color of the object with the use of Mouseover. ...
12
votes
3answers
260 views

Manipulate crashes after running 4 minutes

The following code generates the familiar 3D-plot: ...
4
votes
1answer
95 views

Correlation test issues

When using Correlation[] function I sometimes get the strange warning: ...
5
votes
0answers
89 views

Convoluting inverse square root with Gaussian

I would like to convolute the inverse square root on the interval [0,inf] with a Gaussian function, like so: ...
14
votes
0answers
270 views

Version 10 cannot print properly?

Update Not fixed in version 10.0.1 I have two problems with printing in version 10. First, I can't print correctly with a setting of printing scale For example, I have some plots in a notebook, ...
8
votes
1answer
151 views

Bug in DateListPlot in Mathematica 10

Mentioned this already in an answer to a related question. DateListPlot in Mathematica 10 has a horrible bug: If two points have the same time coordinate, only one is plotted; the others are ignored. ...
5
votes
1answer
108 views

Numerical Functions Compatible with Regions Fail with MeshRegions and BoundaryMeshRegions

Given a MeshRegion: region = DelaunayMesh[RandomReal[1, {50, 3}]] We can numerically ...
8
votes
3answers
137 views

Ticks disappear in Graphics3D with Epilog

Normally, you can enable Graphics3D to show tick marks by doing this: Graphics3D[Sphere[], Axes -> True] But in ...
6
votes
2answers
91 views

ClassifierInformation's “ClassPriors” misreporting?

To the TLDR people It seems to me that when you explicitly set ClassPriors when running Classify, it creates a ...
10
votes
1answer
130 views

Possible Bug in DiscretizeRegion with Option MaxCellMeasure

Consider the following ImplicitRegion: reg = ImplicitRegion[x^2 + y^2 + z^2 == 16, {x, y, z}]; We can discretize it using ...
7
votes
3answers
152 views

Substituting values in 3j symbols

I believe these three expressions should give the same answer of -1/Sqrt[3], but the first gives +1/Sqrt[3] whereas the second ...
7
votes
0answers
170 views

Dataset: cannot reproduce a basic example. A bug?

Just to report: I try to reproduce the very first example for the Dataset from the Documentation Center: ...
4
votes
2answers
92 views

How can I make DensityHistogram obey the lower bound in PlotRange in version 10?

Bug introduced in 10.0.0 and fixed in 10.0.1 In version 9, DensityHistogram worked with PlotRange as expected: ...
8
votes
1answer
96 views

Operator syntax for Merge-like Query

Is it possible to take advantage of Dataset's Query operator syntax to Merge parallel queries thereby avoiding Function's that are otherwise required? Using the planets data: ...
7
votes
0answers
132 views

In version 10 EvaluationCompletionAction “ShowTiming” no longer gives useful output; any solutions?

Bug introduced in 10.0.0 In version 10 using this Front End option no longer gives useful output: ...
19
votes
1answer
206 views

BitShiftRight produces incorrect results in Version 10

With Mathematica 10 for Mac, BitShiftRight works properly on lists of up to 100000 numbers, but appears to give incorrect results when threaded over lists of 100001 ...
7
votes
2answers
140 views

Probable Bug in HighlightMesh with 2D Convex Hulls created via ConvexHullMesh

One nice way to view the new and exciting Mesh objects introduced in Version 10 is by utilizing the function HighlightMesh, so ...
7
votes
1answer
148 views

Possible bug involving Dataset/Query and RightComposition

Bug introduced in 10.0.0 and fixed in 10.0.1 Short Version Why are the results of the following expressions different? ...
4
votes
0answers
166 views

ErrorListLogPlot gives wrong error bars on log scale

From this and this post I learned how to use ErrorListLogPlot and its family to add error bars on top of a list of mean values. However, consider this simple ...
8
votes
2answers
346 views

Mathematica 10 Graph issue

Please try to evaluate this code in Mathematica 10. ...
11
votes
1answer
289 views

PlotMarkers problem in ErrorListPlot, Mathematica 10

I recently upgraded to Mathematica 10, very excited about the multiple undo function of course. However I very quickly noticed that if I specify a setting for ...
2
votes
1answer
88 views

Black line after ImageTrim

as shown in Image correlation I would like to detect the shift between a stack of images. Here are the images: and here the code: ...
10
votes
2answers
228 views

Deploying to the Cloud for Public Access

Note: Fixed sometime around the 18th of August 2014. Bug present from the release of 10.0.0. until then. I wanted to test how a simple deployed program would appear to a non-mathematica user. I ...
9
votes
1answer
141 views

Sqrt disappeared when exporting plot to PDF in version 10

In version 10, if we plot with Sqrt in y-axis, and export to PDF, the square root disappears in the PDF file. ...
6
votes
0answers
65 views

Bug in TreeForm: “Plot” formatted as True

Bug introduced in 7.0.1 or earlier, persists through at least 10.0.1 I believe I have come across a rather curious bug in TreeForm: ...
13
votes
2answers
263 views

Can't get Append to append a record (association) to a dataset

The Documentation Center item, Computation with Structured Datasets, implies that Append has been extended in V10 to work with datasets. But not on my computer. (I ...