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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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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SAGE tip: More about Differential Forms

In a previous post we discuss the definition of the coordinated patch on a manifold, how to define differential forms, wedge them or calculate their exterior derivative… even simplify’em. This time a zero form will be defined and a list of forms will be created… So, let’s begin! Define a 0-form Once created the coordinated [...]

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SAGE tip: GRmodule. Day 07.

This code is supposed to be (if some one does the work in the future) located in sage.tensor.differential_form_element. The code presented below is a slight modification of Joris code for differential forms manipulation on SAGE. Needed modules from sage.symbolic.ring import SymbolicRing, SR from sage.rings.ring_element import RingElement from sage.algebras.algebra_element import AlgebraElement from sage.rings.integer import Integer from [...]

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Increase TeX’s main memory

I was looking the last version of the book “Algorithmic Graph Theory”, and one of the comments was about an error in the compilation… due to a lack of TeX memory. I’ve not heard of that problem before, so… just in case some of you is puzzled with this, here is the solution (thx. to [...]

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