TY  - JOUR
IS  - 3-4
JF  - Acta scientiarum mathematicarum
Y1  - 1968///
KW  - Hilbert David
KW  -  Természettudomány
KW  -  Matematika
KW  -  M?vel?dés
SN  - 0001-6969
EP  - 312
VL  - 29
UR  - http://www.acta.hu
N1  - Bibliogr.: 312. p.
SP  - 311
AV  - public
ID  - acta14199
A1  -  Istr?tescu Vasile Ion
TI  - A remark on a class of power-bounded operators in Hilbert space
ER  -