open universe


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Related to open universe: closed universe

open universe

n.
A model of the universe in which there is insufficient matter, and thus insufficient gravitational force, to halt the expansion initiated by the Big Bang.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

o′pen u′niverse



n.
a cosmological model in which the universe continues its observed expansion forever as a result of insufficient gravitational attraction of mass to halt the expansion.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

open universe

A model of the universe in which there is not enough matter, and therefore not enough gravitational force, to stop the expansion started by the big bang. See Note at big bang.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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References in periodicals archive ?
Fourth, the notion of a closed universe with physical determinism gave way to an open universe upon the rise of quantum mechanics with its uncertainties.
Star Control Origins is an open universe ARPG, where you'll be able to visit different stars systems, planets, etc.
This equation does not have the term for the infamous Cosmological Constant which Einstein had later dropped but the scientists are again bringing it in for defining an open universe expanding faster and faster.
For k = 0, 1, -1, we have flat, closed, and open universe model, respectively.
Built on four gameplay pillars - exploration, survival, combat and trading - gamers are free to roam within this massive open universe, which boasts an estimated 18 quintillion planets.
The open universe game will be released June 21 for the PS4 and PC with a price of $60, Hello Games (http://blog.us.playstation.com/2016/03/03/no-mans-sky-launching-june-21st-on-ps4/) announced Thursday.
Key customers include TeliaSonera, Telenor Open Universe, M7 Group, Caiway, Eidsiva, and Jersey Telecom.
and we retrieve the Roberston-Walker metric for an open Universe with the sole radial coordinate r:
But there's no denying that, for some players, the ability to do very nefarious things in that open universe has also been a draw.The game was also briefly banned in Australia and a modified version was later released.
The author notes that on the "fiat lux account of divine action, whatever God wills comes into being." But the focus of the book, it is reemphasized, is to "examine some of the puzzles that arise concerning divine influence from the side of the world, as it were." Old worries, from the hypothesis of a closed universe and conservation laws, are raised for the possibility of miracles, and well-known replies are noted from the hypothesis of an open universe. It is regrettable that the best work on the possibility of miracles in, for instance, David Johnson's Hume, Holism and Miracles and John Earman's, Hume's Abject Failure are not engaged.
This includes his work with Jim Hartle on the no-boundary idea for the start of the universe (based in the idea of the wave function of the universe), his proposals for spacetime wormholes (which may or may not happen) and for tunnelling to give an open universe (which gives the wrong answer for the amount of mater in the universe).

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