Linearity and symmetry |
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| Institution: | 1. Departamento de Fisica, Facultad de Ciencias, Universidad de Los Andes, Mérida 5101, Venezuela;2. Centro de Fisica, Instituto Venezolano de Investigaciones Cientificas (IVIC), Apartado Postal 21827, Caracas 1020-A, Venezuela |
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| Abstract: | Linearity implies that, in general, there is no more than one preferential basis of a system S. Nevertheless, in two examples analyzed in this article we show that the validity of some symmetry arguments implies that S has more than one preferential basis. |
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