共 50 条
- [31] THE CLOSURE OF INVERTIBLE OPERATORS ON A HILBERT-SPACE [J]. ACTA SCIENTIARUM MATHEMATICARUM, 1985, 49 (1-4): : 321 - 327
- [38] NOTES ON INFINITE DETERMINANTS OF HILBERT-SPACE OPERATORS [J]. ADVANCES IN MATHEMATICS, 1977, 24 (03) : 244 - 273
- [39] COMPACT OPERATORS INTO HILBERT-SPACE - PRELIMINARY REPORT [J]. NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1975, 22 (05): : A569 - A569
- [40] Approximation of unbounded operators by bounded operators in a Hilbert space [J]. Ukrainian Mathematical Journal, 2009, 61 : 179 - 187