Hamilton equations in f (T) teleparallel gravity and in new general relativity

被引:3
作者
Bajardi, Francesco [1 ,2 ]
Blixt, Daniel [1 ]
Capozziello, Salvatore [1 ,2 ,3 ]
机构
[1] Scuola Super Meridionale, Largo S Marcellino 10, I-80138 Naples, Italy
[2] Ist Nazl Fis Nucl, Sez Napoli, Via Cintia, I-80126 Naples, Italy
[3] Univ Napoli Federico II, Dipartimento Fis E Pancini, Complesso Univ Monte S Angelo,Via Cinthia,Ed N, I-80126 Naples, Italy
关键词
DARK ENERGY; TORSION; FORMULATION; EQUIVALENT; COSMOLOGY; DYNAMICS; BEHAVIOR; TENSOR;
D O I
10.1103/PhysRevD.111.084012
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We derive the Hamiltonian function for extended teleparallel theories of gravity in their covariant formulation. In particular, we present the Hamiltonian for f(T) gravity and new general relativity. From this, we obtain the related Hamilton equations, which are presented both in covariant formulation and Weitzenb & ouml;ck gauge. In this framework, teleparallel equivalent to general relativity, its f(T) extension, and new general relativity can be compared. We find that f(T) and new general relativity consistently reduce to the Teleparallel Equivalent to general relativity, while significant differences appear comparing the Hamilton equations of f(T) with f(R) gravity.
引用
收藏
页数:24
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