259 citations
- University of StavangerNO6 papers
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math.RA2002
Cohomology of abelian matched pairs and the Kac sequence
L. Grunenfelder, M. Mastnak
The purpose of this paper is to introduce a cohomology theory for abelian matched pairs of Hopf algebras and to explore its relationship to Sweedler cohomology, to Singer cohomolog…
quant-ph2002★ 37 cited
Ballistic matter waves with angular momentum: Exact solutions and applications
Christian Bracher, Tobias Kramer, Manfred Kleber
An alternative description of quantum scattering processes rests on inhomogeneous terms amended to the Schroedinger equation. We detail the structure of sources that give rise to m…