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Day January 15, 2013

Exceptional Points, Nonnormal Matrices, Hierarchy of Spin Matrices and an Eigenvalue Problem

Willi-Hans Steeb, Yorick Hardy

Exceptional points are studied for non-hermitian Hamilton operators given by a hierarchy of spin operators.

http://arxiv.org/abs/1301.2900
Mathematical Physics (math-ph); Quantum Physics (quant-ph)