| 2011 |
Linear fractional transformations of Stieltjes functions |
J. Behrndt, S. Hassi, H.S.V. de Snoo, R. Wietsma, and H. Winkler |
| 2011 |
Square-integrable solutions and Weyl functions for singular canonical systems |
Behndt, J.; Hassi, S.; de Snoo, H.S.V.; Wietsma, H.L. |
| 2010 |
Truncated moment problem in the class of generalized Nevanlinna functions |
V.A. Derkach; S. Hassi ; H.S.V. de Snoo |
| 2010 |
On J-self-adjoint operators with stable C-symmetry |
S. Hassi ; S. Kuzhel |
| 2010 |
Sesquilinear forms corresponding to a non-semibounded Sturm-Liouville operator |
Fleige, A.; Hassi, S.; de Snoo,H.S.V. ; Winkler, H. |
