Discrete Analysis and Operations Research

The Number of Distinct Subwords of Fixed Length in the Morse-Hedlund Sequence.- Locally Isometric Embeddings of Graphs and the Metric Prolongation Property.- Local Complementations of Simple and Directed Graphs.- An Approximation Algorithm for the Traveling Salesman Problem and Its Probabilistic Analysis.- On Minimum Independent Dominating Sets in Graphs.- Regular Partitions and Cuts in Integer Programming.- Complexity of Coverings of Number Sets by Arithmetical Progressions.- Circuit Realization of the Sorting Problem.- A Refinement of the Frank-Seb?-Tardos Theorem and Its Applications.- On the Length of the Chinese Postman Tour in Regular Graphs.- An Integer Linear Programming Algorithm Polynomial in the Average Case.- Projections of the Hypercube on the Line and the Plane.- Canonical Decomposition of Graphs.- Fault Detection in Parts of the Circuits of Functional Elements.- On the External Stability Number of the Generalized De Bruijn Graphs.- On the Lower Bounds for the Complexity of Serial-Parallel Contact Circuits Realizing Linear Boolean Functions.- Efficient Scheduling in Open Shops.- Nonstrict Vector Summation in Scheduling Problems.- Worst-Case Analysis of Some Algorithms for Solving the Subset-Sum Problem.- On the Depth of Conditional Tests for Controlling “Negation” Type Faults in Circuits of Functional Gates.- Synthesis of Transitive Order Relations Compatible with the Power of Criteria.