TY - JOUR AU - S. K. Voloshin AU - V. A. Roman'kov TI - Discrete differentiations and integrations and their possible applications to algebra and cryptography JO - Prikladnaâ diskretnaâ matematika PY - 2023 SP - 5 EP - 14 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PDM_2023_3_a0/ LA - ru ID - PDM_2023_3_a0 ER -