By Gerhard Grössing
Some 350 years in the past, in his Discorsi e Dimostrationi Matematici [Galilei], Galileo Galilei mentioned even if gentle propagated with a finite even though very excessive speed, or with limitless pace, straight away. The ques tion used to be an open one then, with popular proponents for both place. for instance, Rene Descartes argued on philosophical grounds that mild dispersed itself into all of house straight away, while Galileo was once extra susceptible towards the assumption of a finite pace. in reality, he even mentioned approximately an early scan, which, although, must be sophisticated and consistent with 1 shaped back to arrive a distinct end. "Sagredo: ... despite the fact that, of which sort, and the way excessive may perhaps we estimate the speed of sunshine? Is the looks instant, momentaneous, or, like different hobbies, temporal? may well one come to a decision this experimentally? Simplicio: day-by-day event teaches us, that the spreading of sunshine be instant; if in a wide distance the artillery in line with varieties capturing routines, we see the glare of the flame with no the ear perceives the sound in simple terms after it slow hold up, whereas massive time.
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Extra resources for Quantum Cybernetics: Toward a Unification of Relativity and Quantum Theory via Circularly Causal Modeling
1 Quantum Potential and Guiding Wave It is far beyond the scope of this book to present a thorough review of the de Broglie-Bohm theory. , a theory on their existence independent of the human observer. 11 There do exist, however, both a number of good introductions and detailed elaborations of practically the whole field of basic quantum mechanics from the de Broglie-Bohm perspectives [Bohm 1980, Bohm and Hiley, Holland 1993]. I refer the reader to these superb and detailed books, and I shall concentrate here only on some main themes, and on those parts that are also of relevance with respect to quantum cybernetics.
Consider the construction of a Gaussian wave packet, for example. Here we superpose wave functions Re is/ii and arrange their amplitudes R and phases S so that they interfere constructively in a certain region of space, and destructively 32 1. Quantum Theory and the Special Theory of Relativity outside of said region. 53) "by hand": it does not follow from "first principles" of quantum theory, but is rather a statement on a distribution function as one could have it for any other classical object.
Still, the pictures of rays and propagating surfaces are not causally related to each other. G. Grössing, Quantum Cybernetics © Springer-Verlag New York, Inc. 2000 50 2. Quantum Cybernetics W W=b =b + E dt \ \ \ \ \ \ \ 5(dt) \ , =b \ 5(0) =a 5(dt) =a Fig. 10. Surfaces of constant action function S representing wave fronts, with orthogonal particle trajectory. However, in classical electrodynamics, for example, the specific particle trajectories codetermine the field, and vice versa. Commenting on this reciprocity between particle and field in the Maxwell--Lorentz theory, John Bell writes: "In the pilot-wave theory the wave influences the particles but is not influenced by them.
Quantum Cybernetics: Toward a Unification of Relativity and Quantum Theory via Circularly Causal Modeling by Gerhard Grössing