All Questions

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Comparing heavy tailed and non-heavy tailed distribution using Mathematica

I have data from a heavy tailed distribution (see picture 1) and a non-heavy tailed distribution (see picture 2) and want to compare it using a histogram on log-scale. However the picture 3 does not ...
157 views

Plotting jump function without vertical lines

Consider this list plot: ListPlot[{{0, 0}, {1, 2}, {3, 4}, {4, 2}, {6, 0}}] I want to draw a jump function in this list plot such that for each point I get a ...
46 views

Position ticks labels at the other side of the axes [closed]

I use ticks label both for scale (0.8, .9, 1.0, ... ) and for marking specific values of interest (with custom text). I'd like the numbers to be above the axis and the text below it. I was able to ...
63 views

BarChart rasterized in EMF export

My boss wants several Mathematica graphics as vector graphics in EMF format. All my plots are exported neatly, except for a BarChart which gets rasterized for no apparent reason: ...
73 views

Symbolic matrice or vectors in Mathematica?

Suppose I would like to define an expression, containing and array or matrix of symbolic elements. Like this ...
51 views

Is there a way to show some “weighted” residuals after LinearModelFit?

I am fitting some functions to some data and then I want to analyze the residuals of that fit. I'd like to see how those residuals compare to the values of the original data, hence my "weighted" in ...
43 views

Computing a binomial series

I have a simple question: how to compute the following series? Sqrt[1000000]/4^1000000 NSum[Binomial[2*1000000 - 1, 1000000 - k]/((2 k - 1)^2 + Pi^2), {k, 1, ...
50 views

Create group from multiplication table

Suppose I have a multiplication table for a group. For example, m = {{1, 2, 3, 4}, {2, 3, 4, 1}, {3, 4, 1, 2}, {4, 1, 2, 3}} I would like to create a group from ...
22 views

Why does Mathematica play midi that bad?

When I import a midi file,then play it in Mathematica 10,occasionally the sound is very disappointing! There are no problem when I play it in KMPplayer... The sound's volumn is sometimes very small ...
72 views

A new tag for MMA or list of published articles which used Mathematica [migrated]

I can imagine that many of the users of this website are PhD students in various research fields. I would like to have a list of published articles which used MMA to get their results or used MMA to ...
90 views

How to draw the following plot in mathematica? [duplicate]

I have a function (x^2-9)^2. I can plot it with x-range{-3,3} so that three extremum s can appear in the plot. I add another axis y ranging{0,10}. I want to plot the previous function (x^2-9)^2 at ...
175 views

Changing the atom color for plotting xyz-files

Mathematica takes the standard color code for atoms when plotting an xyz file, but I want to customize the color for the specific atoms. I really become desperate as I did not get it so far. ...
174 views

Image processing: Line detection on paper images

So I have some Beta Radiographed papers and all of them have some vertical lines. What I am trying to do is write an automatic code which detects these vertical lines in almost all the images. The ...
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+100

How to do algebra on summations of variable expressions?

Is there any easy, general way to handle algebra on variable Sums? For examples, Gaussian Mixtures or Fourier Series: ...
44 views

Sort a vector of vectors of vectors

Let's hope I'm calling it well, I have this vector, or matrix, now I really don't know what it is ...
32 views

51 views

Different distance in .jpg plot and .eps

I noticed that when I run my code to draw a plot: ...
24 views

Greek symbols are all bold in MM 10 over Linux [duplicate]

I upgraded recently to Mathematica 10, on a Linux system, and I'm quite annoyed to find that all the greek symbols automatically show up in bold: I suspect the issue is some missing font somewhere ...
72 views

How to write Mma notebook input that modifies itself?

Is there a straightforward way to reference and modify a cell from within itself? This is a little outside the ordinary use case and certainly not good practice, but I would like to execute an input ...
39 views

Distribution of block maxima of gaussian random variables

I try to verify the following result of extreme value statistics that the distribution of the block maxima of Gaussian random variables converges to a Gumbel distribution. To this end, I first ...
136 views

Ploting transition dipole moments in a 3D structure

I want to plot the transition dipole moment vectors on their respective position. For example one transition dipole moment have a position vector like R now at this ...
201 views

Pie/doughnut chart smarter labeling

There are numerous options in Marthematica for pie chart labels positioning: ...
49 views

Distance between ticks and axes

I draw a plot which looks like below Is any way to increase the distance between ticks and axes? I mean, from my point of view, the ticks below the x ...
44 views

Draw segment in arrayplot and get intensity value and coordinates in segment

I want to segment an arrayplot donut in to 6 pizza slices and export per segment the coordinates and intensity values of the pixels inside of it. I found a good example, which used RegionMember to ...
44 views

Is this answer is true?

I was using Mathematica to get the series solution for Legendre equation. But when I get the recurrence relation and use RSolve: ...