2018
Autores
Silva, JMC; Macías Ramos, LF; Fonte, V;
Publicação
Proceedings of the 11th International Conference on Theory and Practice of Electronic Governance, ICEGOV 2018, Galway, Ireland, April 04-06, 2018
Abstract
2018
Autores
Cruz, R; Proença, J;
Publicação
STAF Workshops
Abstract
2018
Autores
Luis Coelho, FAC;
Publicação
Abstract
2018
Autores
Portela, B;
Publicação
Abstract
2018
Autores
Borges, G; Domingos, HJL; Ferreira, B; Leitão, J; Oliveira, T; Portela, B;
Publicação
IACR Cryptol. ePrint Arch.
Abstract
2018
Autores
Hofmann, D; Neves, R; Nora, P;
Publicação
THEORY AND APPLICATIONS OF CATEGORIES
Abstract
It is known since the late 1960's that the dual of the category of compact Hausdoroff spaces and continuous maps is a variety - not finitary, but bounded by aleph(1). In this note we show that the dual of the category of partially ordered compact spaces and monotone continuous maps is an aleph(1)-ary quasivariety, and describe partially its algebraic theory. Based on this description, we extend these results to categories of Vietoris coalgebras and homomorphisms on ordered compact spaces. We also characterise the aleph(1)-copresentable partially ordered compact spaces.
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