Errata

Retraction note: Note on “Smaller explicit superconcentrators” by N. Alon and M. Capalbo

L. A. Bassalygo

Kharkevich Institute for Information Transmission Problems, Russian Academy of Sciences, Moscow, Russia

UDC: 621.391 : 519.1

Received: 29.10.2020
Revised: 29.10.2020
Accepted: 29.10.2020

DOI: 10.31857/S0555292320040099

 English version: Problems of Information Transmission, 2020, 56:4, 399

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