Vissza |
Prokaj Vilmos; Sebestyén Zoltán: On Friedrichs extensions of operators. In: Acta scientiarum mathematicarum, (62) 1-2. pp. 243-246. (1996)
Prokaj Vilmos; Sebestyén Zoltán: On extremal positive operator extensions. In: Acta scientiarum mathematicarum, (62) 3-4. pp. 485-491. (1996)