Links:

Personal Pages:

• Daniel Victor Tausk:
  (Home Page of Daniel Tausk (IME-USP). Great Texts and Lecture Notes.)
• Paolo Piccione:
  (Home Page of Paolo Piccione (IME-USP), my PhD advisor. A nice place to know about Conferences and Events.)
• Henrique Fleming:
  (Home Page of Henrique Fleming (IF-USP). The site of a legendary teacher and friend. A place where you can find lots of interesting stuff.)
• Leonardo Trabuco:
  (Home Page of my friend Leo (CCM-USP). If you look for a place between Biology and Physics, it might be a good start.)
• Claudio Gorodski:
  (Home Page of Claudio Gorodski (IME-USP). Co-organizer of Differential Geometry Seminar.)

Academic:

• American Mathematical Society:
  (Link to MathSciNet, a great math database.)
• arXiv:
  (A great pre-print database.)
• Plataforma Lattes:
  (Curricula database.)
• UFABC:
  (Federal University of ABC)
• IME-USP:
  (Institute of Mathematics and Statistics - USP Sao Paulo)
• IMECC-Unicamp:
  (Institute of Mathematics, Statistics & Computer Sciences - Unicamp)
• IMPA:
  (Institute of Pure and Applied Math - Rio de Janeiro)
• ICMC-USP:
  (Institute of Mathematical and Computer Sciences - USP Sao Carlos)
• FAPESP:
  (São Paulo Research Foundation)
• CNPq:
  (National Counsel of Technological and Scientific Development - Brazil)
• CAPES:
  (Coordenação de Aperfeiçoamento de Pessoal de Nível Superior)

 LaTeX:

• The Not So Short Introduction to LaTeX:
  (My favorite LaTeX tutorial)
• MikTeX:
  (LaTeX for Windows)
• Ghostscript, Ghostview and GSview:
  (An interpreter for the PostScript language and for PDF)
• WinShell:
  (Minimal LaTeX Editor)

 Useful Software:

• OpenOffice:
  (A multiplatform and multilingual office suite and an open-source project.)
• GIMP:
  (GNU Image Manipulation Program)
• Djvu:
  (Djvu viewer, plug-in, ...)
• 7-Zip:
  (File archiver that supports 7z, ZIP, TAR, ...)

Books: