| 单词 | mixmaster model |
| 释义 | > as lemmasMixmaster model C2. attributive. Astronomy. Designating or relating to a cosmological model in which the matter of the early universe is regarded as continually mixed by rapid expansions and contractions along randomly distributed axes, thereby bringing about isotropy. Esp. in Mixmaster model, Mixmaster universe. ΚΠ 1969 C. W. Misner in Physical Rev. Lett. 22 1071 (heading) Mixmaster universe. 1973 C. W. Misner et al. Gravitation xxx. 814/2 The Mixmaster cosmological model does have an infinite past history in this sense, since each ‘bounce’ from the Kasner-like motion to another is a recognizable cosmological event, of which infinitely many must be realized between one finite epoch and the singularity. 1989 J. Silk Big Bang (rev. ed.) vi. 133 [The] postulate of primordial chaos can be framed quantitatively. One such model..is known as the mixmaster model. 1993 Sci. News 4 Dec. 377/1 One good place to search for nonlinear dynamics and chaos in general relativity is a special set of solutions to Einstein's equations that leads to what is known as the ‘mixmaster universe’. < as lemmas |
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