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Hendrik Wietsma

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

Contact

rudi.wietsma [at] uwasa.fi

Yliopistonranta 10
65200 Vaasa
Finland

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