TY  - JOUR
A1  - Neidhardt, Hagen
A1  - Zagrebnov, Valentin A.
T1  - On operator-norm convergence of the Trotter-Kato product formula
Y1  - 1998
ER  - 
TY  - JOUR
A1  - Neidhardt, Hagen
A1  - Zagrebnov, Valentin A.
T1  - Does each symmetric operator have a stability domain?
Y1  - 1998
ER  - 
TY  - JOUR
A1  - Neidhardt, Hagen
A1  - Zagrebnov, Valentin A.
T1  - On error estimates for Trotter-Product formulas.
Y1  - 1998
ER  - 
TY  - JOUR
A1  - Neidhardt, Hagen
A1  - Zagrebnov, Valentin A.
T1  - On semibounded restrictions of selfadjoint operators
Y1  - 1998
ER  - 
TY  - JOUR
A1  - Neidhardt, Hagen
A1  - Zagrebnov, Valentin A.
T1  - Trotter-Kato product formula and symmetrically-normed ideals
Y1  - 1998
ER  -