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20
votes
1answer
441 views

Excessive memory use by Mathematica kernel in 10.0.2 after executing simple commands

Update: The issue has been fixed in Mathematica 10.1! :) Warning: the code below may hang your system if you have the Suggestions Bar enabled in Mathematica < 10.1. When issuing the ...
14
votes
2answers
193 views

Bug in Operator Form of StringCases

fixed in 10.1 (windows) According to the documentation there's an operator form for StringCases ?StringCases Here is the ...
9
votes
2answers
231 views

Mathematica integration failure - new or old?

Bug introduced in 7.0.1 or earlier, persists through 10.1 Consider the following integral: Integrate[Log[a Cos[x]^2 + b Sin[x]^2], {x, 0, 2Pi}] This takes a ...
2
votes
0answers
44 views

Syntax error in debug mode

Bug persists through 10.1 It appears that in debug mode, the \[Piecewise] symbol gives syntax error. Is it a bug? Are there ways to fix that except write it in ...
23
votes
3answers
624 views

Symbolic integration error

fixed in 10.1 (windows) I'm running Mathematica 10.0.0 and encountered a disturbing error in the symbolic integration of a rather simple function ...
14
votes
2answers
708 views

PlotMarkers problem in ErrorListPlot, Mathematica 10

Bug introduced in 10.0.0, fixed in 10.1 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 ...
5
votes
1answer
175 views

Why can't I export graphs with loops in V10?

bug persists through 10.1 (windows) I don't understand why the following does not work: ...
8
votes
2answers
243 views

Graphics3D not rendering Ball as a filled object

Bug introduced in 10.0.0, persists though 10.1 Mathematica V10 introduced the built-in function Ball. The documentation page, ...
7
votes
1answer
213 views

Problem with Neumann condition in quarter disc

Bug persists through version 10.1 So I'm following the available examples in version 10 for FEM, The plane stress operator is shown as this ...
13
votes
0answers
168 views

Bug(?) in version 10: Tooltip and ListPointPlot3D

Bug introduced in 10.0.0, persists through 10.1 The coordinates of a point in a three dimensional graph can be shown in a tooltip: ...
9
votes
3answers
228 views

Functional defined Ticks of LogLinearPlot does not work

Bug introduced in 10.0.0 and persisting through 10.1 or later version 10 $Version "10.0 for Microsoft Windows (64-bit) (June 29, 2014)" Consider three ...
7
votes
3answers
304 views

Negative integral of a positive function

fixed in 10.1 (windows) For a parameter $t\in (0,1)$ $Assumptions = t ∈ Reals && t > 0 && t < 1 I define an obviously positive function ...
10
votes
2answers
214 views

Glitch in Filling?

Bug introduced in 8.0 and persisting through 10.1 or later I ran into a problem while plotting and I was able to narrow it to this. Before I start "spelunking" I'd like to know if I am overlooking ...
11
votes
2answers
186 views

Weird behaviour when using Scale, Rotate in Graphics

bug persisting through 10.1 (windows) (Edited to simplify drawing) I have a drawing of two tangent circles: ...
8
votes
0answers
126 views

More Ticks::ticks errors in AbsoluteOptions in v10

Bug introduced in 10.0.0 . Bug remains as of 10.1 While the specific bug affecting Plot described in AbsoluteOptions prints error messages in V10 has been fixed ...
7
votes
3answers
276 views

Appending and Prepending columns to a dataset in 10.0.2.0

fixed in 10.1 (windows) I just experience a problem in prepending columns to a dataset. I did this a hundred times in 10.0.1.0 - no problems. Now it seems as if it is only possible to ...
24
votes
2answers
309 views

Bug in ArcLength?

fixed in 10.1 (windows) With Mathematica 10.0.2: ArcLength[Line[{{0, 0}, {1, 0}, {2, 0}}]] ArcLength[Line[{{0}, {1}, {2}}]] (* 2 *) (* 2 *) However, ...
10
votes
0answers
157 views

Bug in plotting function using FindMinimum?

Bug introduced in 10.0.1 (or 10.0.0) and persisting through 10.1 or later While working on an answer to RegionPlot from NDSolve, I came across this strange behavior of ...
8
votes
3answers
282 views

Definite integral incorrectly giving a nonreal value

fixed in 10.1 (windows) In Mathematica 10.0, when I enter N[Integrate[Sqrt[1+x^3],{x,-1,3}]] , I get a nonreal value. (I.e., the imaginary part is nonzero.) ...
3
votes
2answers
112 views

BUG: Problems generating FEM ElementMesh in 1-D

fixed in 10.1 (windows) I'm trying to build an ElementMesh for a simple 1-D problem. First, I build the boundary ...
4
votes
0answers
81 views

Kernel sometimes quit after second evaluation of ListVectorPlot

But introduced in 10.0.0 and persisting through 10.1 (update: bug remains in 10.1 on windows) In Mathematica 10.01 Linux x386 execution of the expression ...
13
votes
1answer
112 views

Unexpected pattern matching behaviour: PatternSequence vs. Optional

fixed in 10.1 (windows) Consider the following pattern-matching expressions: ...
1
vote
1answer
74 views

Changing the width of BarLegend

Bug exists in 10.0.2 Is it possible to change the aspect ratio of the BarLegend in Mathematica? The option LegendMarkerSize, ...
10
votes
1answer
580 views

Why can't I change the value of MaxRecursion in NIntegrate when integrating BesselJ?

Bug introduced in 8.0.4 or earlier and persists through 10.0.2. I am trying to evaluate this integral numerically $$ \int_0^{\infty } J_0(q R) \tanh(q) \, \mathrm{d}q $$ for large values of $R$. ...
4
votes
1answer
456 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 ...
9
votes
3answers
112 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: ...
14
votes
3answers
258 views

Min, Max are slow on TimeObjects

fixed in 10.1 (windows) There's something wrong with how Min and Max are implemented for ...
5
votes
6answers
213 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. ...
9
votes
2answers
116 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: ...
8
votes
2answers
173 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) = ...
24
votes
3answers
2k views

Generating 250 random points crashes the kernel, but not 249

Fixed in 10.1.0. Consider the following function, which generates uniformly random points on the surface of the 2-sphere: ...
8
votes
0answers
122 views

Bug in PositiveDefiniteMatrixQ?

Fixed in 10.1.0. Exists in at least 9.0.1 -- 10.0.2. This seems like a bug in PositiveDefiniteMatrixQ to me: ...
8
votes
0answers
159 views

FindRoot kills kernel

Bug introduced in 7.0.1 or earlier and persists through 10.0.2. Fixed in 10.1.0. I'm having problems with FindRoot killing the kernel. In my real application, I want to FindRoot on a black-box ...
16
votes
0answers
158 views

A bug in the overloading of MemberQ and FreeQ for Association?

Bug introduced in 10.0.0 and fixed in 10.1.0. While answering Pattern match for nested Association I came across behavior of MemberQ and ...
21
votes
0answers
414 views

Version 10 cannot print properly?

Update Not fixed in version 10.1 (OS X 10.10.2) 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 ...
9
votes
2answers
324 views

Why LibraryLink function crashes at a second time?

Bug is present as of version 10.1 on OS X 10.10.3 Update As Todd Gayley commented under halirutan's answer, this is a bug. I'm trying link one of Lapack's function to Mathematica through ...
12
votes
1answer
263 views

Why is my rasterized graphic blank?

Bug introduced in 7.0 or earlier, and persisting through 10.1 or later (OSX 10.10.2) Consider the following code: ...
4
votes
1answer
230 views

Missing tick in plot

Bug is present as of version 10.1 on OS X 10.10.3 update Still have problem in version 10.0.2 Consider this ...
9
votes
1answer
210 views

Is this a bug in NIntegrate?

Fixed in 10.1 Bug is present as of version 10.0.2 checked on windows 7, 64 bit Is this a bug or I missed something? NIntegrate seems to give a different ...
23
votes
2answers
1k views

Save as pdf broken in version 10.0.2?

Fixed in 10.1 It looks like the save as pdf is broken after I update to version 10.0.2. The labels in the plot become a mess. Are there ways to fix it? The ...
5
votes
0answers
186 views

Mathematica can't export $\sqrt{}$ [duplicate]

Fixed in version 10.1.0 It looks like version 10 can't export to pdf correctly with square root. For example: ...
2
votes
2answers
90 views

Math diacritics go missing when exporting graphics [duplicate]

Take this example plot: plot = Plot[x, {x, -1, 1}, Frame -> True, FrameLabel -> {"x", "\!\(\*OverscriptBox[\(x\), \(_\)]\)"}] When I export it to PDF, ...
8
votes
0answers
97 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}] ...
2
votes
1answer
48 views

Set fontsize using setoptions not working in DateListPlot

I'm trying to use SetOptions to set the global font size for DateListPlot plots. My problem is that this is not working. Event this simple test does not change the font size: ...
5
votes
1answer
162 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 ...
6
votes
1answer
107 views

DSolve giving strange error messages solving a PDE

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 $$u\left( x,y\right) =f\left( \dfrac {1}{n-1}\dfrac ...
4
votes
0answers
77 views

Bug in ExportString with Associations as ExpressionML?

bug present as of 10.1.0 If I try to export this toy code as ExpressionML or just XML: ...
24
votes
3answers
838 views

Error changing Dataset using Part

bug present as of 10.1.0 bug present as of 10.0.2 In the new guide Computation With Structured Datasets we can find this part, on how to change a Dataset But if we create a ...
9
votes
2answers
246 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 ...
2
votes
1answer
50 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 ...