Gavrilyuk I, Makarov V. The fictitious domain method and homotopy as a new alternative for multidimensional partial differential equations in domains of arbitrary shape . Dopov. Nac. akad. nauk Ukr. [Internet]. 2024 Apr. 24 [cited 2026 May 9];(11):8-16. Available from: https://nasu-periodicals.org.ua/index.php/dp/article/view/2505