Answering a question raised by Luis Pereira, we show that a continuous tree-like scale can exist above a supercompact cardinal. We also show that the existence of a continuous tree-like scale at אω is consistent with Martin’s Maximum.

of Dissertation presented to COPPEJUFRJ as a partia1 fulfillment of the requirements for the degree of Master of Science (M.Sc.) EFFICIENT GENERATION OF MATERIALIZATION PLANS FOR ACTIVE XML DOCUMENTS Daniela Marques Pereira

of Dissertation presented to COPPE/UFRJ as a partial fulfillment of the requirements for the degree of Master of Science (M.Sc.) TIME-SERIES CLASSIFICATION WITH KERNELCANVAS AND WISARD Diego Fonseca Pereira de Souza