Results 31 to 40 of about 6,877 (195)

Islands in multiverse models

open access: yesJournal of High Energy Physics, 2021
We consider multiverse models in two-dimensional linear dilaton-gravity theories as toy models of false vacuum eternal inflation. Coupling conformal matter we calculate the Von Neumann entropy of subregions. When these are sufficiently large we find that
Sergio E. Aguilar-Gutierrez   +4 more
doaj   +1 more source

A Survey of Tasks and Visualizations in Multiverse Analysis Reports

open access: yes, 2022
Analysing data from experiments is a complex, multi‐step process, often with multiple defensible choices available at each step. While analysts often report a single analysis without documenting how it was chosen, this can cause serious transparency and ...
Dragicevic, Pierre   +5 more
core   +1 more source

At the Crossroads of Time, Science and History [PDF]

open access: yesIncursiuni în imaginar, 2020
Our paper is searching for historical and discursive contexts which might explain the sudden flare-up of the idea of parallel worlds in the science, history and literature of the mid-20th-century.
Maria-Ana Tupan
doaj   +1 more source

Quantum Cosmology with Third Quantisation

open access: yesUniverse, 2021
We reviewed the canonical quantisation of the geometry of the spacetime in the cases of a simply and a non-simply connected manifold. In the former, we analysed the information contained in the solutions of the Wheeler–DeWitt equation and showed their ...
Salvador J. Robles-Pérez
doaj   +1 more source

Multiverse panthesim

open access: yes, 2014
Traditional pantheism holds that the world is identical with God, where the term ‘world’ normally refers to our universe. Multiverse pantheism, on the other hand, holds that God is identical with the totality of all universes, i.e., the multiverse, which
Nagasawa, Yujin; id_orcid
core   +6 more sources

Is the Quilted Multiverse Consistent with a Thermodynamic Arrow of Time?

open access: yesFrontiers in Physics, 2018
Theoretical achievements, as well as much controversy, surround multiverse theory. Various types of multiverses, with an increasing amount of complexity, were suggested and thoroughly discussed in literature by now.
Yakir Aharonov   +3 more
doaj   +1 more source

A Traveler’s Guide to the Multiverse: Promises, Pitfalls, and a Framework for the Evaluation of Analytic Decisions

open access: yesAdvances in Methods and Practices in Psychological Science, 2021
Decisions made by researchers while analyzing data (e.g., how to measure variables, how to handle outliers) are sometimes arbitrary, without an objective justification for choosing one alternative over another.
Marco Del Giudice, Steven W. Gangestad
doaj   +1 more source

Multiverse in Karch-Randall Braneworld

open access: yesJournal of High Energy Physics, 2023
In this paper, we propose a model based on wedge holography that can describe the multiverse. In wedge holography, we consider two gravitating baths, one of which has strong gravity and the other one has weak gravity.
Gopal Yadav
doaj   +1 more source

Some trends in the philosophy of physics [PDF]

open access: yes, 2011
A short review of some recent developments in the philosophy of physics is presented. I focus on themes which illustrate relations and points of common interest between philosophy of physics and three of its 'neighboring' fields: Physics, metaphysics and
Zinkernagel, Henrik   +2 more
core   +1 more source

Multiverse: Transactional Memory with Dynamic Multiversioning

open access: yesProceedings of the 31st ACM SIGPLAN Annual Symposium on Principles and Practice of Parallel Programming
Software transactional memory (STM) allows programmers to easily implement concurrent data structures. STMs simplify atomicity. Recent STMs can achieve good performance for some workloads but they have some limitations. In particular, STMs typically cannot support long-running reads which access a large number of addresses that are frequently updated ...
Gaetano Coccimiglio   +2 more
openaire   +3 more sources

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