Download Logic, Methodology and Philosophy of Science VIII: by Jens Erik Fenstad, Ivan T. Frolov, Risto Hilpinen PDF

By Jens Erik Fenstad, Ivan T. Frolov, Risto Hilpinen

Common sense, method and Philosophy of technological know-how VIII offers the result of fresh study into the principles of technology. the amount comprises 37 invited papers awarded on the Congress, masking the components of good judgment, arithmetic, actual Sciences, organic Sciences and the arts.

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Extra resources for Logic, Methodology and Philosophy of Science VIII: Proceedings of the Eighth International Congress of Logic, Methodology and Philosophy of Science

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In its present state, quantum theory presents a curiously dual structure. On the one side, the wave function evolves in a deterministic fashion in the Hilbert space; this evolution is in addition time-reversible. P at On the other hand, irreversibility and stochasticity are introduced by the measurement process, which leads from probability amplitudes in Hilbert space to probabilities proper. 2) Quantum mechanics leads to the paradoxical conclusion that irreversibility would only have a meaning because of human measurement, a situation reminiscent of the status of irreversibility in classical mechanics before the discovery of highly unstable systems.

In these conditions the interaction of philosophy as world outlook and philosophy as the methodology of scientific knowledge not only increases, but also acquires new social dimensions, since it is the philosophical conception of science that determines the attitude of society to science, the methods of social, cultural and moral control of its development, and the ways of using scientific achievements. Today the question of the social responsibility of those developing philosophical conceptions of science is as pressing as the question of the social responsibility of the scientists.

Therefore, this uncertainty relation limits the measurement of a single quantum observable, in this case the energy of the unstable quantum state. We may write this relation in the form - h 2 E 2 - (B)22 (%) . 7) It expresses a dispersion in the values of the energy. The existence of a finite lifetime leads to a lack of control of the energy of the unstable quantum state, as manifested by the natural line width. We consider this fact as fundamental, as it suggests that a new form of quantum theory is necessary.

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