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A Prehistory of n-Categorical Physics [PDF]
This paper traces the growing role of categories and n-categories in physics, starting with groups and their role in relativity, and leading up to more sophisticated concepts which manifest themselves in Feynman diagrams, spin networks, string theory, loop quantum gravity, and topological quantum field theory. Our chronology ends around 2000, with just
Baez, John C., Lauda, Aaron
arxiv +4 more sources
Examining Gravettian and Magdalenian mobility and technological organization with IR spectroscopy [PDF]
Archaeologists can use the provenance of lithic raw materials to examine the movements, territories, and settlement dynamics of hunter-gatherers. Several studies have used macroscopic analyses to propose the long-distance transport of raw material during
Benjamin Schürch+2 more
doaj +2 more sources
BRS "Symmetry", prehistory and history [PDF]
Prehistory - Starting from 't Hooft's (1971) we have a short look at Taylor's and Slavnov's works (1971-72) and at the lectures given by Rouet and Stora in Lausanne-1973 which determine the transition from pre-history to history. History - We give a brief account of the main analyses and results of the BRS collaboration concerning the renormalized ...
AA Slavnov+21 more
arxiv +3 more sources
Prehistory of Transit Searches [PDF]
Nowadays the more powerful method to detect extrasolar planets is the transit method. We review the planet transits which were anticipated, searched, and the first ones which were observed all through history. Indeed transits of planets in front of their
A Helden Van+36 more
core +5 more sources
Amelogenin peptide analyses reveal female leadership in Copper Age Iberia (c. 2900–2650 BC) [PDF]
Given the absence of written records, the main source of information available to analyze gender inequalities in early complex societies is the human body itself.
Marta Cintas-Peña+7 more
doaj +2 more sources
John C.Baez reinterpreted 2-dimensional and 3-dimensional topological quantum field theories (abbreviated as 2-TQFT and 3-TQFT) in "A prehistory of n-categorical physics"[JC11]. Inspired by his idea, this paper utilizes cochains to prove some properties of 2-TQFT and 3-TQFT.
Wei, Xiaoxue
arxiv +2 more sources
Albert Einstein's 1916 Review Article on General Relativity [PDF]
The first comprehensive overview of the final version of the general theory of relativity was published by Einstein in 1916 after several expositions of preliminary versions and latest revisions of the theory in November 1915. A historical account of this review paper is given, of its prehistory, including a discussion of Einstein's collaboration with ...
Sauer, Tilman
arxiv +5 more sources
Archaeometallurgical investigation of the Nebra Sky Disc [PDF]
The world heritage object Nebra Sky Disc is one of the best investigated archaeological objects. The origin of the raw materials it is made of is well known. However, its manufacturing process was not completely clear.
Sebastian Dieck+7 more
doaj +2 more sources
Prehistory as Propaganda [PDF]
Crawford, H, Hung, FYC, MacDonald, KC
core +5 more sources
New data on the formation of local variations in the Upper Paleolithic of the Caucasus [PDF]
As of today, very few Upper Paleolithic sites are known on both the southern and the northern slopes of the Caucasus. Their materials allow tracing settlement dynamics in the region from 40/39 to 20 cal ka BP.
Golovanova L.V. +2 more
doaj +1 more source