Resolution Games and Non-liftable Resolution Orderings.- A Tableau Calculus for Partial Functions.- MUltlog: an Expert System for Multiple-valued Logics.- A Fundamental Problem of Mathematical Logic.- On the Lengths of Proofs of Consistency.- The Craig Interpolation Theorem for Schematic Systems.- The Role of Monotonicity in Descriptive Complexity Theory.- Numbers Defined by Turing Machines.Springer Book Archives