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In this article, we present a novel two-scale framework to optimize the structure and the material distribution of an object… Expand This paper presents the design and evaluation of a generalized topology discovery, operational monitoring, and provisioning (G… Expand In this paper a complete analysis of a cascaded asymmetric topology for multilevel converters is presented. This topology allows… Expand In the definition of semi-open sets and other kinds of generalized open sets, the role of the starting topology is given to a… Expand Abstract We prove that S4 is complete with respect to Boolean combinations of countable unions of convex subsets of the real line… Expand The variation in topo-edaphic conditions, woodland composition and physiognomic structure of a semi-arid savanna woodland, namely… Expand Woody community phenology was studied in the central lowveld, South Africa, over a twelve month period at three sites along a… Expand This paper reviews and discusses generalizations of Pawlak rough set approximation operators in mathematical systems, such as… Expand The paper describes an algebraic framework for representing and reasoning about 2D spatial regions. The formalism is based on a… Expand Introduction. The elementary structure theory for finite Boolean algebras is, for our purposes, summarized in the following… Expand