Nonnegative mixed states in Weyl–Wigner–Moyal theory
artículo original
Fecha
1988-03-21Autor
Gracia Bondía, José M.
Várilly Boyle, Joseph C.
Metadatos
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We classify the gaussian Wigner functions corresponding to mixed states and show that, unlike the case of pure states, not all nonnegative mixed states are gaussian.
External link to the item
10.1016/0375-9601(88)91035-3Colecciones
- Matemática [230]