Volume 28, No 4, 2021
Content

I. L. Vasilyev and A. V. Ushakov
Discrete facility location in machine learning
P. 5-60

V. A. Voblyi
Asymptotic enumeration of labeled series-parallel $k$-cyclic bridgeless graphs
P. 61-69

G. G. Zabudsky and N. S. Veremchuk
Optimization of location of interconnected facilities on parallel lines with forbidden zones
P. 70-89

A. O. Zakharov and Yu. V. Kovalenko
The reduction of the Pareto set of a special structure in bicriteria discrete problems
P. 90-116

A. G. Klyuchikov and M. N. Vyalyi
A win-win algorithm for the $(k + 1)-LST/k$-pathwidth problem
P. 117-124