Marisa Escalante

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In this paper we present a model for the study of the total balancedness of packing and covering games, concerning some aspects of graph theory. We give an alternative proof of van Velzen's characterization of totally balanced covering games. We introduce new types of graph perfection, which allows us to give another approach to the open problem of(More)
BACKGROUND It has been proposed that Trichophyton infection is associated with atopy and allergy. OBJECTIVES Our purpose was (1) to confirm whether atopy predisposes to chronic dermatophytosis and (2) to investigate whether Trichophyton infection induces atopic disease. METHODS Patients attending dermatology clinics and suspected of having(More)
The race to keep software compatible and optimal with respect to the latest trends is hard. 90% of software cost can be due to maintenance, and 75% on developing new features to stay competitive and relevant. The industry progresses through periods of incremental development interspersed with true paradigm shifts. Legacy software must keep up the pace. At(More)