TO ALL THE GOOD FRIENDS WHO CARED TO
WRITE OR CALL OR SHOW UP AT THE DEFENCE,
I will be eternally grateful for your support!!

This final version of the thesis is also dedicated to you:
Aida Maria (BR), Alessio Moretti (FR), Alexandre Costa-Leite (CH), Amilcar Sernadas (PT), Ana Teresa de Castro Martins (BR), Angela Maria Paiva Cruz (BR), Andres Sicard (CO), Andrzej Indrzejczak (PL), Antonia Lopes (PT), Antonio Ravara (PT), Arianna Betti (NL), Ariel Fuxman (CA), Armando Gil Magalhaes Neves (BR), Arthur Buchsbaum (BR), Barbara Zambelli (BR), Betania (BR), Candida (MG), Carlos Caleiro (PT), Carlos Di Prisco (VE), Carlos Eduardo Rugani Barcellos (BR), Casey N McGinnis (US), Cassiano Terra Rodrigues (BR), Catarina Dutilh-Novaes (NL), Claudio Meilman (BR), Claudio Pizzi (IT), Cristina Sernadas (IT), Daniel Abreu (BR), Daniel Durante (BR), Daniel Trindade (BR), Dante e Zilma (BR), David Makinson (EN), David W Miller (EN), Decio Krause (BR), Desiderio Murcho (EN), Don Faust (US), Eliana Marquetis (BR), Emerson Figueiredo (BR), Fabiana Crepaldi (BR), Fabiano Nunes Rocha (BR), Felix Bou (JP), Florencio Asenjo (US), F. Miguel Dionisio (PT), Frank Sautter (BR), Gether de Souza Jr (BR), Gilmara Vieira (BR), Gilson e Zilmar (BR), Graham Priest (AU), Greg Restall (AU), Heinrich Wansing (DE), Helio Pinto (BR), Hercules A Feitosa (BR), Hugo (BR), Ildon Pinto (BR), Isaac Waisberg (EN), Itala M L D'Ottaviano (BR), Jacek Malinowski (PL), Jacques Fux (BR), Jacques Riche (BE), Jean-Yves Beziau (CH), Jeroen Bruggeman (NL), Jeroen Van Bouwel (AR), Jimmy Plourde (CA), Joao Fernando Lima Alcantara (PT), Joao Rasga (PT), Joana Alfieri (PT), Joana Silveira (PT), Mike Dunn (US), Jose Carlos Cifuentes (BR), Jose Edelcio Drumond Alves (BR), Jose Eduardo Moura (BR), Juliana Bueno (BR), Leonardo Martins Silva (BR), Leopoldo Bertossi (CA), Loreto Bravo (CA), Luciana Gomes (BR), Luis Augusto Sbardellini (BR), Maarten van Dyck (BE), Marcelo Coniglio (BR), Marcelo Finger (BR), Marcin Wolski (PL), Maria Jose Inacio Vieira (BR), Maria Jose Trindade (BR), Marilia Paoliello Holdford (PT), Milton Carlos (BR), Milton Ceciliano (BR), Monica Caniupan (CA), Nadia Silveira (BR), Newton da Costa (BR), Newton Damasceno (BR), Odilon Luciano (BR), Ofer Arieli (IL), Otavio Bueno (US), Paula Gouveia (PT), Paul Gochet (BE), Paul Wong (AU), Paolo Gentilini (IT), Patricia Freitas (BR), Pedro Adao (PT), Peter (BR), Porfirio e Mercia (BR), Reinhard Kahle (PT), Renato Lewin (CL), Ricardo Gonçalves (PT), Ricardo Tassinari (BR), Richard L Epstein (US), Robert K. Meyer (AU), Roberta Ferrario (IT), Robrecht Vanderbeeken (BE), Rodolfo Ertola Biraben (AR), Rodrigo Freitas (BR), Rogerio de Sousa (US), Rolland Hinnion (BE), Rosane Vieira (BR), Ross Brady (AU), Rubens Gouveia Lintz (CA), Ruy de Queiroz (BR), Salete Paulino (BR), Sandra de Amo (BR), Sergei Odintsov (RU), Sonja Smets (BE), Tania e Dirson (BR), Thierry Libert (BE), Tianinha (BR), Tony Marmo (BR), Vasco Guerra (PT), Ventura Verdu (ES), Vincent F. Hendricks (DN), Vinicius Leite (BR), Walter Carnielli (BR), Wilma (BR), Xavier Caicedo (CO), Zenolia (BR)

Oh yes, my best thanks also to those who at least thought about writing,
whose infinite gentleness I cannot even think about not mentioning here!