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Questions tagged [version-8]

Version-specific issues for Mathematica 8 (other than bugs).

1
vote
1answer
56 views

Variable initial condn NDSolve with earlier version

In an earlier version 8 (ParametricNDSolve not available) I tried to integrate with different initial values $ (yi= 0.1, 0.4,0.8); (zi^2+yi^2=1) $ radially on unit semi circle to sketch tractrices ...
0
votes
0answers
170 views

Problems using Callout in ListPlot and ListLinePlot

I'm trying to plot the solution of Van der Pol's oscillatory equation. However, I encounter a problem each time I combine Callout, ListPlot and ListLinePlot. My Mathematica version (Mathematica 8.0 on ...
0
votes
0answers
45 views

Displaying legends in displacement plot of Van der Pol oscillator on MATHEMATICA 8.0

I am trying to draw different plots of Van der Pol's oscillator displacement (ListPlots and ListLinePlots) using 'Show'. I have a problem drawing the legends. Here are my codes: ...
2
votes
2answers
100 views

Problem when defining a function as a finite sum

I am using Mathematica 8.0.1.0. I defined the following function for use in an answer on math.SE: f[j_] := Sum[1/(j-2k+1)/4^k, {k, 0, Floor[j/2]}] I then used ...
1
vote
2answers
112 views

How to generate Pink Noise using Mathematica 8

I have tried to generate pink noise with the following commands : ...
1
vote
0answers
90 views

Integration, results are different in Mathematica 8 vs. Mathematica 11 [closed]

I'm experiencing different results when integrating the following part of a code: ...
1
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0answers
78 views

How to add a common color-bar to a set of 2d maps produced from evaluating a function along three projections in Mathematica 8.0?

In our simulation, we are assigning neutral hydrogen gas to dark halos as a result of which a distribution of neutral hydrogen is established across each dark halo represented in the form of a ...
2
votes
2answers
222 views

Switching direction of y-axis

I'm trying to reverse the direction of the y-axis on a parametric plot, with a frame. I'm using ParametricPlot because it was an easy way to switch the x-axis with the y-axis. I have seen many ...
1
vote
0answers
150 views

decimal point changes in mathematica after importing data from excel [closed]

I am trying to import data from excel into mathematica. It works fine except that the values of all the variables after the import into mathematica change at 6th decimal point. For example, variable ...
1
vote
1answer
2k views

Increasing the size of fonts and tick marks and numbers in a contour plot [closed]

Mathematica 8.0 I have some function of two variables, $x$ and $y$, and I would like to plot $x$ vs. $y$ parameter space probability distribution function in which the contours are represented by <...
0
votes
0answers
68 views
2
votes
1answer
409 views

FrameTicks in BarChart

I am finding it a strange issue. I want to make a BarChart as ...
1
vote
2answers
170 views

Add weighted edge to a graph in Mathematica 8

Is it possible to add an edge with a specific weight to a Mathematica Graph object? The function EdgeAdd has no option for the weights, nor the ...
13
votes
0answers
672 views

Interpolation on an unstructured (mostly-structured) grid in 4D+

I frequently need to perform interpolations on an unstructured grid. Mostly, with the purpose of filling grid holes and then later continue with regular grid interpolations. Mathematica V9 and V10 ...
4
votes
1answer
270 views

a mysterious error in multiple symbolical integration

I am trying to do the following integration: ...
3
votes
1answer
1k views

Create a colorbar plot legend

I have the following list of parametric equations lst = {10*Cos[u]*Sin[v], 3*Sin[u]*Sin[v], 2*Cos[v]}; I define the following color function ...
3
votes
3answers
2k views

Adding plot legends in version 8

I use Mathematica to draw the displacement, velocity, and acceleration of one point in a graphic. ...
3
votes
2answers
259 views

Bug in ListVectorPlot?

Trying to evaluate the following expression kills my kernel (Mathematica 8.0.0.0): ...
0
votes
1answer
344 views

Mathematica crashes after some iterations

I wrote a Mathematica script, which calculates an integral value at a list of points and writes it to a file: ...
6
votes
0answers
201 views

Issue with FindCurvePath

I have a problem with the function FindCurvePath. In some cases it crashes the Mathematica 9 Kernel. Here an example, where it crashes the kernel: ...
3
votes
0answers
39 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 ...
9
votes
2answers
130 views

Infix strange behaviour

Bug introduced in 7.0 and fixed in 10.0.0 Maybe this is a bug or maybe Infix acts differently than the other functions. The fact is that both: ...
0
votes
1answer
274 views

Run FileSystem Remotely and Front End/Kernel Locally

Is there a way to run both the front end(& kernel) locally while the having Mathematica's filesystem(inode's at minimum) reference another os's filesystem? For example currently I run ...
5
votes
2answers
695 views

Is Mathematica 8 compatible with Mac OS X 10.9?

Does anyone know if Mathematica 8 works with OS X 10.9?
0
votes
0answers
38 views

DialogInput inside ButtonBar freezes Mathematica [duplicate]

In Mathematica 8, if I press a button on a ButtonBar which contains a DialogInput Mathematica freezes. Is this reproducible and ...
3
votes
1answer
224 views

FullSimplify yielding different results in mathematica 8 and 9

I have been experiencing some problems running a certain mathematica file in version 9. I've tracked the problem to a particular sum that I perform. Running the same code in version 8 and 9 I get two ...
2
votes
0answers
1k views

Problem enabling PlotLegends in Mathematica 8.0 [closed]

I am trying to make a legend for a simple plot in Mathematica 8, but does not seem to recognise the command PlotLegends. I declared beforehand Needs["PlotLegends`"],...
4
votes
1answer
285 views

Can't simplify Abs[a*Cos[x]]^2

Why doesn't FullSimplify[ Abs[a*Cos[x]]^2, Assumptions -> {{a, x} ∈ Reals}] simplify to (a*Cos[x])^2 but this query <...
0
votes
0answers
59 views

Running PlotLegends in Mathematica 8 [duplicate]

I will like to get a density plot (in Mathematica 8) as in: Make legend same height as plot. However, anytime I run ...
3
votes
0answers
562 views

Method Shrinkwrap Messes up editting Graphics

If you try resizing or moving the Inset in the following interface, the Graphics becomes incredibly jerky and borderline ...
2
votes
0answers
443 views

Positive integrand giving negative answer

I'm integrating a positive function f(t) times sin(t) from 0 to pi/5 and get -38. Actually f is slightly negative for a short time (smallest value ~ -0.0005), but far from enough to explain this. ...
8
votes
2answers
201 views

Alternative to NotebookLocate or NotebookFind

In Mathematica 8.0 and older, there are two ways to select cells based on cell tags. NotebookLocate["CellTag"]; NotebookGet[EvaluationNotebook[]] and ...
6
votes
3answers
1k views

ListPolarPlot not showing full plot range even with PlotRange -> All

Bug introduced in 8.0 and fixed in 9.0 I have a list of data dpdOt (given below) with associated angular coordinates thetaplot, ...
7
votes
3answers
446 views
3
votes
1answer
274 views

Exporting large png results in completely black image

When trying to export an Image as PNG the resulting file is a completely black image. This happens only for certain images I have not been able to determine exactly ...
3
votes
2answers
849 views

Matrices and polynomials: MMA 8 vs. 9?

I want a function to take a polynomial from a list, plug a certain matrix T into that polynomial, and return the answer as another matrix. My program uses the applyPoly function suggested by a user in ...
1
vote
1answer
143 views

Techniques Modifying Cells M8.0

What techniques are there for modifying/organizing/selecting/deleting cells? I understand Mathematica 9.0 has a Cells function but what techniques exist in Mathematica 8.0? The documentation for ...
5
votes
2answers
114 views

Must Run Cell Twice to Display Values

Bug introduced in 8 or earlier and fixed in 9 What is going on here? Print[InputField[]] CellPrint[TextCell["my\"text", "Text", ShowStringCharacters -> True]] ...
13
votes
2answers
1k views

Problem importing URL with Greek characters

I'm considering buying a car. So I thought why not make a web-crawler in Mathematica to pile-up car data? Brilliant idea. Then I found this Greek website, gocar.gr, which just so happens to have all ...
23
votes
3answers
2k views

Clipboard with transparency

After reading this question I have determined that Rasterize[Graphics[Circle[]], "Image", Background -> None] allows you to do ...
2
votes
0answers
327 views

Behavior of copy and paste with different image formats

Ok, let's say I create a 1x1 pixel image. i = Image[{{0}}, "Byte"]; Now I Export["image.png", i] the image and import it into ...
2
votes
1answer
535 views

Derivatives of list elements

Bug introduced in 8.0.0 and fixed in 9.0.0 Could someone explain the odd behavior of the Derivative function when drawing arguments from lists? We have, ...
7
votes
2answers
404 views

Problem with NIntegrate when WorkingPrecision is specified

I am trying to evaluate this integral numerically: $$ \int_0^{\infty } m \exp (-m) J_1(m){}^2 \, dm $$ Everything is OK when only the integration method is specified: ...
6
votes
2answers
2k views

Animating the Lorenz Equations

I am trying to use the Animate command to vary a parameter of the Lorenz Equations in 3-D phase space and I'm not having much luck. The equations are: $\begin{...
4
votes
1answer
493 views

Plot an undefined function

When I plotted an undefined function, Mathematica also spends considerable time to process it. It returns a blank figure necessarily. What confuses me is where the ...
2
votes
1answer
2k views

ErrorListPlot Legend with Markers

I'm trying for some days now to integrate markers in my legend. I have a ErrorListPlot with markers and a legend but difficulties to realize the markers in the legend as well. Thanks a lot for your ...
5
votes
0answers
132 views

Expansion of $E(i c \mid m)$ at $c\to\infty$?

Currently, I am using a Windows machine with Mathematica 8. I noticed a difference in a series expansion of the function EllipticE[] in comparison with a result ...
4
votes
1answer
209 views

Reading RData files without RLink

I am using Mathematica 8. I would like to read some RData files which I have received. I do not currently have an installation of R on the machine with Mathematica.
3
votes
1answer
281 views

MatrixPlot for DFT in black and white with ContourLabel

I have several data files such as this: ...
4
votes
1answer
220 views

Version 8.0 integrates but Version 9.0.1 doesn't

Bug introduced in 9.0 and fixed in 10.1 I am trying to run the following integral in version 9.0, but it fails: ...