P-mitotic sets -- Equivalence relations, invariants, and normal forms, II -- Recurrence relations for the number of labeled structures on a finite set -- Recursively enumerable extensions of R1 by finite functions -- On the complement of one complexity class in another -- The length-problem -- On r.e. inseparability of CPO index sets -- Arithmetical degrees of index sets for complexity classes -- Rudimentary relations and Turing machines with linear alternation -- A critical-pair/completion algorithm for finitely generated ideals in rings -- Extensible algorithms -- Some reordering properties for inequality proof trees -- Modular decomposition of automata -- Modular machines, undecidability and incompleteness -- Universal Turing machines (UTM) and Jones-Matiyasevich-masking -- Complexity of loop-problems in normed networks -- On the solvability of the extended ?? ? ??? — Ackermann class with identity -- Reductions for the satisfiability with a simple interpretation of the predicate variable -- The computational complexity of the unconstrained limited domino problem (with implications for logical decision problems) -- Implicit definability of finite binary trees by sets of equations -- Spektralproblem and completeness of logical decision problems -- Reduction to NP-complete problems by interpretations -- Universal quantifiers and time complexity of random access machines -- Second order spectra -- On the argument complexity of multiply transitive Boolean functions -- The VLSI complexity of Boolean functions -- Fast parallel algorithms for finding all prime implicants for discrete functions -- Bounds for Hodes - Specker theorem -- Proving lower bounds on the monotone complexity of Boolean functions.