论文标题

拉斯特尔的重力理论:球形对称解决方案和稳定性问题

Rastall's theory of gravity: Spherically symmetric solutions and the stability problem

论文作者

Bronnikov, K. A., Fabris, Júlio C., Piattella, Oliver F., Rodrigues, Denis C., Santos, Edison C. O.

论文摘要

我们研究了标量场在球形对称扰动方面的存在下,在存在标量场的情况下,静态的,球体对称的溶液的稳定性。结果表明,稳定性分析是不一致的,因为线性时间相关的扰动不存在,我们可以得出结论,这些解决方案是稳定的。讨论了这种不一致的可能原因。

We study the stability of static, spherically symmetric solutions of Rastall's theory in the presence of a scalar field with respect to spherically symmetric perturbations. It is shown that the stability analysis is inconsistent in the sense that linear time-dependent perturbations cannot exist, and we can conclude that these solutions are stable. Possible reasons for this inconsistency are discussed.

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