LaTeX Tip: Dynkin Diagrams using Tikz

Hi everyone, I’ve include the code for drawing Dynkin diagrams using Tikz package in LaTeX \begin{center} \begin{tikzpicture}[scale=.4] \draw (-1,0) node[anchor=east] {$A_n$}; \foreach \x in {0,…,5} \draw[xshift=\x cm,thick] (\x cm,0) circle (.3cm); \draw[dotted,thick] (0.3 cm,0) — +(1.4 cm,0); \foreach \y in {1.15,…,4.15} \draw[xshift=\y cm,thick] (\y cm,0) — +(1.4 cm,0); \end{tikzpicture} \end{center} \begin{center} \begin{tikzpicture}[scale=.4] \draw (-1,0) node[anchor=east] [...]

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LaTeX Tip: New name after compilation

If you want to compile a file, say Base.tex, and get the PDF with other name, use the -jobname option $ pdflatex -jobname MyBook Base.tex In the example you’ll get a PDF file called MyBook.pdf Enjoy

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Table of all possible irreps of Lie groups

Last weekend, I wrote a program in SAGE that list all possible irreps of a Lie group, one specified the group (in Cartan’s classification) and the maximum sum of the Dynkin labels. Check the notebook in here. Since I’m not a programmer, please feel free to leave comments, specially if you find ways to optimize [...]

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Review: Sage beginner’s guide.

Sage beginner’s guide is a book by  Craig Finch, published recently by PACKT publishing. After spending two weeks looking at different aspects of the book, I can say with property that this is an excellent book, an I’ll recommend it for beginners to medium experienced SAGE users. Since this is the first book I review, [...]

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Parallel python

In case you wanna explore with parallel python, the web page is http://www.parallelpython.com/ Installation in Linux (debian based): * download the tarball, say to your home folder * in a console type: $ cd $ tar xzf pp-1.6.1.tar.gz $ cd pp-1.6.1/ $ sudo python setup.py install * it should be installed in just one sec. [...]

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