TY - JOUR AU - V. A. Kyrov AU - G. G. Mikhailichenko TI - Solution of three systems of functional equations related to complex, double and dual numbers JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 2023 SP - 42 EP - 51 IS - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_2023_7_a4/ LA - ru ID - IVM_2023_7_a4 ER -