Area–angle variables for general relativity

Area–angle variables for general relativity
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广义相对论的面积-角度变量

DOI:
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发表时间:
2008
期刊:
影响因子:
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通讯作者:
Simone Speziale
Simone Speziale
中科院分区:
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文献类型:
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作者:
B. Dittrich;Simone Speziale

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我们在三角四维黎曼流形上引入了广义相对论的修正雷格演算,其中基本变量是面积和某一类角度。这些变量满足三角剖分中的局部约束。我们期望该公式能够应用于经典的离散引力和量子引力的非微扰方法。
We introduce a modified Regge calculus for general relativity on a triangulated four-dimensional Riemannian manifold where the fundamental variables are areas and a certain class of angles. These variables satisfy constraints which are local in the triangulation. We expect the formulation to have applications to classical discrete gravity and non-perturbative approaches to quantum gravity.