Why sometimes probabilistic algorithms can be more effective -- Recent results in the theory of rational sets -- Partial interpretations of higher order algebraic types -- Kins of context-free languages -- Algebraic theory of module specifications with constraints -- A semantical model for integration and modularization of rules -- Parallel arithmetic computations: A survey -- An approach to proof checker -- The promise of electronic prototyping -- Systolic arrays: Characterizations and complexity -- Geometric location problems and their complexity -- Developing implicit data structures -- Higher-order arrays and stacks in programming. An application of complexity theory to logics of programs -- Deterministic simulation of idealized parallel computers on more realistic ones -- Relational specifications and observational semantics -- Efficient testing of optimal time adders -- Properties of complexity measures for PRAMs and WARMs -- Iterative systems of equations -- Polynomial complexity of the Newton-Puiseux algorithm -- Unique decipherability for partially commutative alphabet (extended abstract) -- The equivalence of finite valued transducers (on HDTOL languages) is decidable -- A fast parallel algorithm for six-colouring of planar graphs -- Quicksort without a stack -- Towards an efficient merging -- Homomorphic realization of automata with compositions -- Refined bounds on the complexity of sorting and selection in d - dimensional space -- On the inherent combinatorial complexity of geometric problems in d - dimensional space -- The evolution of two stacks in bounded space and random walks in a triangle -- P-genericity and strong p-genericity -- Fibonacci numeration systems and rational functions -- Safe implementation equivalence for asynchronous nondeterministic processes -- Grammars with context dependency restricted to synchronization -- Some improved parallelisms for graphs -- A complete inference system for an algebra of regular acceptance models -- Nondeterministic Turing machines with modified acceptance -- Remark on the power of compass -- Regular chain code picture languages of nonlinear descriptional complexity -- An analysis of the nonemptiness problem for classes of reversal-bounded multicounter machines -- A new approach to defining the communication complexity for VLSI -- Lower bounds on the complexity of local circuits -- Optimal sorting of seven element sets -- Undecidable problems concerning generalized pascal triangles of commutative algebras -- Regular augmentation of automata and transducers -- On some types of pseudo-random sequences -- The space complexity of the accessibility problem for undirected graphs of log n bounded genus -- An alternative, priority-free, solution to Post's problem -- Near optimal algorithms for finding minimum Steiner trees on random graphs -- Matrix systems and principal cones of algebraic power series -- Two characterizations of the logarithmic alternation hierarchy -- p-Projection reducibility and the complexity classes ? (nonuniform) and N? (nonuniform) -- A proof system to derive eventuality properties under justice hypothesis -- Al-Khowarizmi : A formal system for higher-order logic programming -- One-sided Dyck reduction over two letter alphabet and deterministic context-free languages -- Model and complexity of termination for distributed computations -- Complexity of generalized graph coloring -- The parallel complexity of deadlock detection -- The centers of context-sensitive languages -- A greedy algorithm for constructing shortest common superstrings -- The OI-hierarchy is closed under control -- On the degree of ambiguity of finite automata -- Learning in knowledge based systems, a possibilistic approach -- Proofs that Release Minimum Knowledge.