Version-specific issues for Mathematica 9 (other than bugs).

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3
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0answers
93 views

Inconsistent results for symbolic trigonometric integral

I am trying to evaluate (on Mathematica v.9) the integral \begin{equation} \int_0^x [\sin (x) \sin (2 y)-\sin (2 x) \sin (y)]^t \,\mathrm{d}y, \end{equation} where $t$ is an even, positive integer. ...
3
votes
1answer
133 views

BoxWhiskerChart with logarithmic axes 2

I actually already found my answer on the question, however it is not working. see BoxWhiskerChart with logarithmic axes I want to create a boxwiskerchart with a logaritmic axes. But when I try <...
3
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0answers
120 views

Software for effectively modeling gears

Are then any applications for effectively modeling gears in mathematica?
3
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0answers
38 views

up arrow works in math version 9, fails in math version 8 ^[[A [duplicate]

I have strange up-arrow behavior on command line Mathematica 8 versus Mathematica 9. Version 9 gives me history, where version 8 fails with escape codes. Any way to make them both work on the same ...
3
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0answers
126 views

TableHeading Lines Do Not Show Up

For a list list = {{"a", "b", "c"}, {"d", "e"}}; Table heading lines do not show up ...
3
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0answers
355 views

Weird behaviour from ListSurfacePlot3D

Looking at Documentation for ListSurfacePlot3D, I follow the basic example presented there. ...
3
votes
0answers
58 views

How to influence Suggestion Bar in your package/code [duplicate]

Possible Duplicate: Is it possible to customize the Suggestions Bar? I have written a little code (like a minipackage) of different functions. In using my code, the user typically starts by ...
3
votes
0answers
583 views

how to associate a metric for tensor contraction operations?

I see that Version 9 now has some built in tensor support (which was missing back when previously asked How to represent and manipulate abstract indexed vector (or tensor) expressions?). The docs ...
2
votes
2answers
295 views

Why do Plot and ListPlot use the last PlotStyle when only one thing is plotted?

When a list of PlotStyles is given, ListPlot behaves as expected when there are multiple things to plot: ...
2
votes
2answers
159 views

Long run time for older code that ran fast in older versions

The following code block is in Trott's Guidebook for Programming. The associated notebook says that this and a few other routines ran in a matter of seconds. I killed it after half an hour. I am ...
2
votes
2answers
216 views

Hiding certain user-defined functions in front-end autocompletion

I have written an elaborate code that contains a collection of functions for the user and a bunch of auxiliary functions whose existence I would like to hide away from the user. I've written my code ...
2
votes
1answer
2k views

Can Mathematica 9 peacefully coexist with Mathematica 8 on Windows?

I am running Windows XP Professional (Service Pack 3). I am a graduate student, and my institution has a license for Mathematica for Students. Back when Mathematica 8 was released, I was worried ...
2
votes
1answer
327 views

Spectrogram of complex exponential functions in Mathematica 9

How can the v9.0 built-in Spectrogram[list, n, d] function be modified to accept complex exponential functions? The V8.0.4 code that produces the result I'm ...
2
votes
1answer
165 views

What is going wrong when I save an animation as a SWF-file?

The first I am trying to export animations from Mathematica to a file and then to LaTeX. Don't assume I know anything about what I'm doing. The following definitions defines the still image of a ...
2
votes
1answer
55 views

AnimationRate not a Manipulate option? [duplicate]

I was trying to set the speed of the Manipulate play button, following this question. Namely, I wanted to specify the option AnimationRate when I have two or more slider controls. However, it seems ...
2
votes
1answer
748 views

Solving differential equations with constraints

The problem is $$ x''(t)=F(t) - kx'(t) \\ x'(0)=x(0)=0$$ with the additional constraints $$ 0 < x(t) <a \\ 0 < x'(t) <b $$ where $F(t)$ is a known function and $a,b,k$ are given. At the ...
2
votes
1answer
500 views

NDSolve complains about missing derivatives of dependent variables in Mathematica 9

In Mathematica 8 NDSolve[{x[t] == 1, x[0] == 1}, x[t], {t, 0, 10}] solves fine and returns ...
2
votes
0answers
248 views

Can I use Mathematica 9.0 to open an MX file produced by Mathematica 10?

I have used Mathematica 10 installed on a workstation of university's lab to run a NDSlove code that produced a .mx file. Then I copy the ...
2
votes
1answer
51 views

VertexConnectivity and FindVertexCut disagree [duplicate]

I'm trying to use Mathematica to compute the minimal vertex cut for graphs. From what I understood, VertexConnectivity of a graph should correspond to the number of vertices in the minimal vertex cut. ...
2
votes
0answers
167 views

(Symbolic) LinearSolve is slower/different after upgrading to Mathematica 9

Yesterday I upgraded from mathematica 8.0.4.0 to 9.0.1.0. Trying to run the same notebook I used many times before, it takes ages to evaluate a symbolic (linearsolve) expression which before was ...
2
votes
0answers
331 views

Why my Mathematica 9.0.1 wont work with some samples of Mathematica in Graph Theory?

Bug introduced in 9.0 and fixed in 10.0 FindMinimumCostFlow is introduced in 9.0. I updated my Mathematica recently to 9.0.1 cause the previous version was ...
2
votes
0answers
80 views

List of supported units in Mathematica 9 [duplicate]

Is there a list of supported units in Mathematica 9 documentation? I personal haven't found any; even the physical constants (newly supported as units in 9) can only be found in compatibility ...
1
vote
2answers
1k views

Reversing the ColorScheme used in an ArrayPlot and setting the font size in the color bar

I have a matrix of data that I am plotting via ArrayPlot. ...
1
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2answers
1k views

Weird NDSolve behavior with Piecewise (MMA9)

NDSolve in Mathematica 9.0.0 (MacOS) is behaving strangely with a piecewise right hand side. The following code (a simplified version of my real problem): ...
1
vote
1answer
154 views

Efficient method of raising matrix to a variable power?

I have a $2 \times 2$ matrix $A$, where each element is a 12th order polynomial in a parameter $a$. I need to raise this matrix $A$ to the $-t/T$ power, where $T$ is a known scalar (for this instance,...
1
vote
1answer
150 views

Integrate and NIntegrate yield different results for double integral

Evaluating a double integral with bivariate normal distribution yileds widely different results depending on the method used. I define a bivariate normal distribution with ${10, 3}$ and ${8, 1.5}$ as ...
1
vote
1answer
267 views

How to modify a PDE inside NDSolve according to an if condition

I need to solve this PDE $$\partial_tf(t,x)+\partial_xf(t,x)+k\partial_{xx}f(t,x)-xf(t,x)=0 $$ with $k\in\mathbb{R}$ and final condition $f(T,x)=1$ with $0<t<T$. My problem is how to solve ...
1
vote
1answer
142 views

handling division by zeros and line equations

today I was writing a code which takes some line equation and a circle equation,finds intersection points that are on $II$ and $III$ quadrants,draw a tangent line to circle from that point and then ...
1
vote
1answer
544 views

Import invocation fails with Get::noopen : Cannot open JLink error

The following function call fails when I invoke it in a fresh Mathematica session: ...
1
vote
1answer
218 views

ParametricNDSolve: Fails to differentiate an matrix differential equation

It seems like there is a problem with differentiating a ParametricNDSolve object when the underlying system contains an matrix differential equation. Create a simple ParametricNDSolveValue object ...
1
vote
1answer
204 views

CoordinateTransformData (cartesian to spherical)

I am using Mathematica v9.0.1.0 and wanted to compare Mathematica's CoordinateTransformData command to Matlab's cart2sph. (Note ...
1
vote
1answer
105 views

Sort lists of vertices {indegrees, outdegrees} by indegree

in = VertexInDegree[F]; out = VertexOutDegree[F]; I want both in and out to be ordered by in. Example: graph has nodes a,b,c with indegrees 1,2,0 and outdegrees 0,...
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0answers
56 views

errors STL export, contains rotate or GeometricTransformation

I failed to export a STL file containing a Graphics3D with a Rotate or GeometricTransformation. ...
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0answers
56 views

Mysterious message posted when I move the cursor in a custom function

I wrote a function called CPlot for complex plotting which is supposed to act a lot like Plot in its input format, but ever ...
1
vote
1answer
39 views

problem on returning value of function as a list using if

today i was writing a function for my project using mathematica that gives a line equation in form of $y=mx+b$ and a circle equation in form of $x^2+y^2=r^2$ and finds the intersection point which is ...
1
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0answers
54 views

Addition of sparse array objects [duplicate]

Bug introduced in 9.0.0 and fixed in 10.0.0 I have been having some trouble with the addition of large (but very sparse) matrices using SparseArray. Here is the simplest example to illustrate the ...
1
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0answers
173 views

How to mathematically represent MMA 9 Spikey?

I am trying to figure out how to mathematically represent the MMA 9 Spikey in order to send to a 3D printer. According to this page, " In particular, spikeys for version 2 and up are based on a ...
1
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0answers
161 views

Question about variable name autocompletion in $Mathematica$ 9 on OS X

For the command autocompletion, I can simply use Ctrk+K and then use Return or Tab to choose the completion. But when I want to autocomplete the local variables I have input, Ctrk+K works, but both ...
1
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0answers
138 views

NMinimize memory consumption problem in Mathematica 9 vs. 7 & 8 [closed]

I am having trouble using NMinimize in Mathematica 9 - Memory consumption overflows. The same NMinimize command, with the same ...
1
vote
0answers
264 views

How can I convert a plot to pdf or eps without errors?

Mathematica 9.0.1, Linux. I try to save a plot as a pdf. I tried four different options. In each case some errors appeared as blank space ( http://yadi.sk/d/h1koyDci4z3rc ). I also tried to save ...
1
vote
0answers
84 views

Unable to copy/paste CDF embed code in Ubuntu

I tried this question in superuser but no luck, maybe somebody here knows what is going on... Mathematica offers export to a format they call Computed Document Format (CDF) - it is basically a player ...
1
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0answers
136 views

TableForm behavior change

In an older version NoteBook, I was able to specify some options for TableForm, which enabled the printing of an expression in a simple fashion: ...
1
vote
0answers
76 views

Consistently annoying error messages in Mathematica 9 [duplicate]

Possible Duplicate: Strange ::usage behavior in v9 Has anyone had any issues with a function, let's call it Function, which worked in Mathematica 8 getting the error message StringMatchQ::...
0
votes
3answers
247 views

Given a Boolean representation of a system, how can the Reliability Function be displayed as symbolic algebra?

Can Mathematica 9 convert a Boolean representation of an RBD to its symbolic algebraic form? If I have a simple series Reliability Block Diagram made up of 2 components, c1 and c2 bexpr1=And[c1,c2] ...
0
votes
1answer
338 views

Arbitrary hollow cylinders in mathematica 9

I'm having trouble displaying a hollow cylinder in Mathematica 9. A hollow cylinder looks like this: I tried to use RevolutionPlot3D with a step function. It ...
0
votes
4answers
163 views

RSolve fails on a two-equation non-linear system

I have a system of just two recurrence equations, I need to solve them and so I use RSolve: ...
0
votes
1answer
291 views

updating code from 5.0 to 9.0

I am updating a code from a 5.0 version to a 9.0 version. I am speaking about "Advanced visual quantum mechanics". There is a package with this code: ` ...
0
votes
1answer
201 views

Old notebook (Version 3) not opening in version 9

I have some old notebook files in version 3 format from the book "Mathematica for Physicists". These files are blank except for the chapter header when opened in Mathematica 9. I have similar ...
0
votes
2answers
193 views

Parametric Plots [continuous and discrete]: --showing parameter increase for multiple values of another parameter

In my problem, I am effectively plotting a parametric function that depends also on an outside parameter, e.g., the real/imaginary parts of ...