Abstract. Research in Cooperative Query answering is triggered by the observation that users are often not able to correctly formulate queries to databases that return the intended...
Abstract. The motivation for this work is to support a natural separation of concerns during formal system development. In a developmentby-refinement context, we would like to be a...
Abstract: Model transformation is not only a crucial but also one of the most complicated aspects of model-driven software development (MDSD). An adequate transformation language i...
Abstract. We define a probabilistic contract framework for the construction of component-based embedded systems, based on the theory of Interactive Markov Chains. A contract specif...
Abstract. A leaf of a plane tree is called an old leaf if it is the leftmost child of its parent, and it is called a young leaf otherwise. In this paper we enumerate plane trees wi...
William Y. C. Chen, Emeric Deutsch, Sergi Elizalde