In the framework of Hayashi's gravitationtheory with torsion, the general form of parallelism tetrad field in Schwarzshild coordinate system is presented.
在有挠引力理论框架内，给出施瓦西坐标系平行标架场的一般形式。
2
The evolvement of cosmology is studied in the framework of higher-derivative theory of gravitation.
利用高导数引力理论研究宇宙的演化。
3
The theory of gravitation proved to be a very powerful concept.