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math-ph2003
Spectral decomposition of an elementary 3-fermion 2-body operator
Hubert Grudzinski, Jacek Hirsch
The eigenvalues and eigenfunctions of an elementary 3-fermion 2-body operator acting on a 3-particle ant…
math-ph2003
Searching for new conditions for fermion N-representability
Hubert Grudzinski, Jacek Hirsch
New elements of the dual cone of the set of fermion N-representable 2-density operators are proposed. So far, the explicit form of the corresponding necessary conditions for N-repr…