In addition,the Lorentzian and Euclidean gravitational theory can be expressed in a unified way by use of these two different methods.

• 此外 ,这两种方法还能统一地表述具有不同时空号差 (洛伦兹号差和欧几里得号差 )的洛伦兹引力理论和欧几里得引力理论