虫洞、超快计算和塞利瓦诺夫定理

O. Kosheleva, V. Kreinovich
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引用次数: 0

摘要

摘要 虽然现代计算机的速度很快,但仍有许多实际问题需要更快的计算机来解决。事实证明,在基本层面上,限制计算速度的主要因素之一是,根据现代物理学,所有过程的速度都受到光速的限制。好消息是,虽然在欧几里得几何中,相应的限制非常严重,但在(至少某些)非欧几里得空间中,这种限制可以较为宽松,而根据现代物理学,物理空间并不是欧几里得空间。为了分析如何加快计算速度,我们需要从实际测量值中重建实际距离值--对应于所有可能的路径--而实际距离值只对应于宏观路径,因此只提供了距离的上限。在我们以前的论文中,包括我们与维克多-塞利瓦诺夫(Victor Selivanov)的联合论文,我们为这种重建提供了一个明确的公式。但是,为了使这个公式有用,我们需要分析这种重建的算法如何。在本文中,我们证明了虽然一般来说不可能有重建算法,但如果我们对路径中各步之间的距离施加一个下限,那么算法是可能的。因此,希望这能有助于最终实现更快的计算。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Wormholes, Superfast Computations, and Selivanov’s Theorem

Abstract

While modern computers are fast, there are still many practical problems that require even faster computers. It turns out that on the fundamental level, one of the main factors limiting computation speed is the fact that, according to modern physics, the speed of all processes is limited by the speed of light. Good news is that while the corresponding limitation is very severe in Euclidean geometry, it can be more relaxed in (at least some) non-Euclidean spaces, and, according to modern physics, the physical space is not Euclidean. The differences from Euclidean character are especially large on micro-level, where quantum effects need to be taken into account. To analyze how we can speed up computations, it is desirable to reconstruct the actual distance values – corresponding to all possible paths – from the values that we actually measure – which correspond only to macro-paths and thus, provide only the upper bound for the distance. In our previous papers – including our joint paper with Victor Selivanov – we provided an explicit formula for such a reconstruction. But for this formula to be useful, we need to analyze how algorithmic is this reconstructions. In this paper, we show that while in general, no reconstruction algorithm is possible, an algorithm is possible if we impose a lower limit on the distances between steps in a path. So, hopefully, this can help to eventually come up with faster computations.

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来源期刊
Siberian Advances in Mathematics
Siberian Advances in Mathematics Mathematics-Mathematics (all)
CiteScore
0.70
自引率
0.00%
发文量
17
期刊介绍: Siberian Advances in Mathematics  is a journal that publishes articles on fundamental and applied mathematics. It covers a broad spectrum of subjects: algebra and logic, real and complex analysis, functional analysis, differential equations, mathematical physics, geometry and topology, probability and mathematical statistics, mathematical cybernetics, mathematical economics, mathematical problems of geophysics and tomography, numerical methods, and optimization theory.
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