TY - JOUR AU - V. I. Fomin TI - About a complex operator exponential function of a complex operator argument main property JO - Vestnik rossijskih universitetov. Matematika PY - 2019 SP - 324 EP - 332 VL - 24 IS - 127 UR - http://geodesic.mathdoc.fr/item/VTAMU_2019_24_127_a6/ LA - ru ID - VTAMU_2019_24_127_a6 ER -