NIGIYAN, S.A. ON $\lambda$-DEFINABILITY OF ARITHMETICAL FUNCTIONS WITH INDETERMINATE VALUES OF ARGUMENTS. Proceedings of the YSU A: Physical and Mathematical Sciences, Yerevan, Armenia, v. 50, n. 2 (240), p. 39–47, 2016. DOI: 10.46991/PSYU:A/2016.50.2.039. Disponível em: https://pub.ysu.am/index.php/proceedings-phys-math/article/view/vol50_no2_2016_pp039-047. Acesso em: 22 nov. 2024.