Hendrik Wietsma

University Lecturer
University of Vaasa > School of Technology and Innovations > Mathematics

Contact

rudi.wietsma [at] uwasa.fi
+358294498573
Fabriikki F489

Publications

Publication year Publication Authors
2013 Block representations for classes of isometric operators Wietsma, Rudi
2013 Products of generalized Nevanlinna functions with symmetric rational functions Hassi, S.; Wietsma, H.L.
2013 Linear fractional transformations of Nevanlinna functions associated with a nonnegative operator Behrndt, Jussi; Hassi, Seppo; de Snoo, Henk; Wietsma, Rudi; Winkler, Henrik
2012 On Unitary Relations between Krein Spaces Wietsma, Hendrik Luit
2012 On Calkin's abstract symmetric boundary conditions Hassi, Seppo; Wietsma, Hendrik Luit