We provide a derivation of the Born Rule in the context of the Everett (Many-Worlds) approach to quantum mechanics. There is no scientifically respe…. 21, 99 € eBook. To the best of our current understanding, quantum mechanics is part of the most fundamental picture of the universe. We present an in-principle algorithm for finding such a decomposition by minimizing a combination of entanglement growth and internal spreading of the system. Carroll SS, et al. Pasadena, California, United States of America, Sponsored by the PhilPapers Foundation and the American Philosophical Association, Quantum Mereology: Factorizing Hilbert Space into Subsystems with Quasi-Classical Dynamics, Something Deeply Hidden: Quantum Worlds and the Emergence of Spacetime, Mad-Dog Everettianism: Quantum Mechanics at Its Most Minimal. In What Sense Is the Early Universe Fine-Tuned? Melden Sie sich hier direkt an. Leseprobe. Following Vaidman, we note that observers are in a position of self-locating uncertainty during the period between the branches of the wave function splitting via decoherence and the observer registering the outcome of the measurement. Lukasz Kidzinski, Sharada Prasanna Mohanty, Carmichael F. Ong, Jennifer L. Hicks, Sean F. Carroll, Sergey Levine, Marcel Salathé, Scott L. Delp: Learning to Run challenge: Synthesizing physiologically accurate motion using deep reinforcement learning. For a massive scalar field in a fixed de Sitter background, the cosmic no-hair theorem implies that the state of the patch approaches the vacuum, where there are no fluctuations. © 2016 Oneworld Publications. Montag bis Freitag von 09:00 bis 18:00 Uhr, Gratis-Buchversand innerhalb Deutschlands. Sean Carroll is a theoretical physicist at the California Institute of Technology. ), Cosmological models that invoke a multiverse - a collection of unobservable regions of space where conditions are very different from the region around us - are controversial, on the grounds that unobservable phenomena shouldn't play a crucial role in legitimate scientific theories. 11,89 Publications; The Life of a Theorist; Open Search. Sehen Sie dazu auch unsere Datenschutzerklärung. It is natural to ask how pure and minimal this fundamental quantum description can be. Mit der Anmeldung erklären Sie sich mit den Bestimmungen zur Missbrauchs- und Betrugsverhinderung einverstanden. https://physicstoday.scitation.org/do/10.1063/PT.6.6.20201005a/full Mit dem Abschicken dieser Anmeldung erlauben Sie uns, Sie regelmäßig und kostenlos per E-Mail und/oder per personalisierter Anzeige auf fremden Kanälen (z.B. Typically one also relies on some classical structure, such as space and local configuration variables within it, which then gets promoted to an algebra of preferred observables. Special attention is given to statistical mechanics, the past hypothesis, and possible cosmological explanations thereof. €. On the other hand, if a de Sitter patch is a closed system with a finite-dimensional Hilbert space, there will be Poincaré recurrences and dynamical Boltzmann fluctuations into lower-entropy states. 10 Bloomsbury Street While the details of modern cosmology are not a necessar…, Science and religion both make claims about the fundamental workings of the universe. I argue that the fine-tuning is real, but these problems aren't the best way to think about it: causal disconnection of separated regions isn't the real problem, and flatness isn't a problem at all. If we believe that the methods of science can be used to discriminate between fundamental pictures of reality, we are led to a strictly materialist conception of the universe.

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