论文标题

对称远程理论中的自相似宇宙学解决方案:Friedmann-Lema- Robertson-Walker SpaceTimes

Self-similar Cosmological Solutions in Symmetric Teleparallel theory: Friedmann-Lemaître-Robertson-Walker spacetimes

论文作者

Dimakis, N., Roumeliotis, M., Paliathanasis, A., Apostolopoulos, P. S., Christodoulakis, T.

论文摘要

在对称的触发式$ f(q)$ - 弗里德曼 - 莱玛 - 罗伯逊 - 罗伯逊 - 漫游者背景几何形状和非零空间曲率的几何形状中讨论了自相似溶液的存在。对于描述对称触发性重力的特定宇宙学的四个不同的连接家族,重建了$ f(q)$的功能形式。最后,要查看与一般相对论的类比是否存在,我们讨论了自相似解决方案与更通用$ f(q)$函数的渐近行为的关系。

The existence of self-similar solutions is discussed in symmetric teleparallel $f(Q)$-theory for a Friedmann-Lemaître-Robertson-Walker background geometry with zero and non-zero spatial curvature. For the four distinct families of connections which describe the specific cosmology in symmetric teleparallel gravity, the functional form of $f(Q)$ is reconstructed. Finally, to see if the analogy with General Relativity holds, we discuss the relation of the self-similar solutions with the asymptotic behaviour of more general $f(Q)$ functions.

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