Copyright

Copyright © 1997-2011 Francisco Bueno, Manuel Carro, Remy Haemmerlé, Manuel Hermenegildo, Pedro López, Edison Mera, José F. Morales, and Germán Puebla This document may be freely read, stored, reproduced, disseminated, translated or quoted by any means and on any medium provided the following conditions are met:

  1. Every reader or user of this document acknowledges that is aware that no guarantee is given regarding its contents, on any account, and specifically concerning veracity, accuracy and fitness for any purpose.

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