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quant-ph1994★ 84 cited
Kochen-Specker theorem for 8-dimensional space
Michael Kernaghan, Asher Peres
A Kochen-Specker contradiction is produced with 36 vectors in a real 8-dimensional Hilbert space. These vectors can be combined into 30 distinct projection operators (14 of rank 2,…
quant-ph1994★ 4 cited
Infinite matrices may violate the associative law
Ofir E. Alon, Nimrod Moiseyev, Asher Peres
The momentum operator for a particle in a box is represented by an infinite order Hermitian matrix . Its square is well defined (and diagonal), but its cube is ill d…