地球物理流、拉格朗日量和新的模拟重力系统的宇宙学类比
Cosmological analogies for geophysical flows, Lagrangians, and new analogue gravity systems
摘要:
描述地球物理流和弗里德曼宇宙学的常微分方程之间的形式类比。其结果是,一个得到拉格朗日和哈密顿公式的这些方程,而旨在测试地球物理流的实验室实验表明,构成模拟重力系统的宇宙学。
英文摘要:
Formal analogies between the ordinary differential equations describing geophysical flows and Friedmann cosmology are developed. As a result, one obtains Lagrangian and Hamiltonian formulations of these equations, while laboratory experiments aimed at testing geophysical flows are shown to constitute analogue gravity systems for cosmology.
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