A criterion for the regularity of linear extensions of dynamical systems in terms of the properties of the matricant. Neliniini Kolyvannya, [S. l.], v. 29, n. 2, 2026. DOI: 10.3842/nosc.v29i2.1524. Disponível em: https://nosc.imath.kiev.ua/index.php/nosc/article/view/1225. Acesso em: 9 oct. 2026.