Metadata
Author: LASER-wikipedia2
Data
English[en]
Einstein originally introduced this term in his pioneering 1917 paper on cosmology, with a very specific motivation: contemporary cosmological thought held the universe to be static, and the additional term was required for constructing static model universes within the framework of general relativity.
Chinese[zh]
爱因斯坦最初在他1917年关于宇宙学的论文中因为一个特定的目的提到这个方法:当时的宇宙学观点认为宇宙是静态的,在广义相对论的框架内,必须增加一个宇宙常数才能构建一个静态的宇宙。