Page 5 - Textos de Matemática Vol. 45
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Financial support by the Department of Mathematics of the University of Coimbra, the Centro de Matema´tica da Universidade de Coimbra (CMUC), funded by the European Regional Development Fund through the program COMPETE and by the Portuguese Government through the FCT - Funda¸ca˜o para a Ciˆencia e a Tecnologia under the project PEst-C/MAT/UI0324/2013 and grants number PTDC/MAT/120222/2010 and SFRH/BPD/69661/2010, and also by ESTG and CDRSP from the Polytechnical Institute of Leiria is gratefully acknowledged.
Dominique Bourn
Laboratoire de Math´ematiques pures et appliqu´ees, Universit´e du Littoral Coˆte d’Opale, Calais, France
bourn@lmpa.univ-littoral.fr
Nelson Martins-Ferreira
Escola Superior de Tecnologia e Gesta˜o,
Centro para o Desenvolvimento Ra´pido e Sustentado do Produto, Instituto Polit´ecnico de Leiria, Leiria
Portugal
martins.ferreira@ipleiria.pt
Andrea Montoli
CMUC,
Universidade de Coimbra, 3001-501 Coimbra, Portugal
montoli@mat.uc.pt
Manuela Sobral
CMUC and Departamento de Matema´tica, Universidade de Coimbra, 3001-501 Coimbra, Portugal
sobral@mat.uc.pt
