Basic concepts of category theory applicable to computation and control -- A control theorist looks at abstract nonsense -- A Categorist's view of automata and systems -- Categorical theory of tree processing -- Realization of multilinear and multidecomposable machines -- Fuzzy morphishms in automata theory -- Time-varying systems -- Addressed machines and duality -- Factorization of scott-style automata -- An abstract machine theory for formal language parsers -- Some structural properties of automata defined on groups -- Automata in additive categories with applications to stochastic linear automata -- The algebraic theory of recursive program schemes -- Realization is continuously universal -- Diagram-characterization of recursion -- Power and initial automata in pseudoclosed categories -- Semantics of computation -- Scattering theory and non linear systems -- Synthesis and complexity of logical systems -- Strukturelle verwandtschaften von Semi-Thue-Systemen -- Control of linear continuous-time systems defined over rings of distributions -- Cellular automata with additive local transition -- Automata in semimodule categories -- Representation of a class of nonlinear systems -- Duals of input/output maps -- An algebraic formulation of the Chomsky hierarchy -- On the recursive specification of data types -- Linear systems over rings of operators -- The tricotyledon theory of system design.