10,786 research outputs found
Can Future Events Influence the Present?
Widom, Srivastava, and Sassaroli have published [Phys. Lett. A 203, 255
(1995)] a calculation which purports to show that "future events can affect
present events". In this note an error in their calculation is identified.Comment: 3 pages, LaTeX, no figure
How to Measure a Beable
A brief discussion is given of measurement within the context of a theory of
"beables", e.g. theories of de Broglie, Bohm, Bell, Vink, and also "modal"
theories. It is shown that even in an ideal von Neumann measurement of a
beable, the measured value may not agree with the value which the beable had
prior to the measurement.Comment: 11 pages, LaTeX, no figure
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