Covariance Restrictions Defended
Einstein defended the restricted covariance of his provisional gravitational equations, believing at the time that broader coordinate freedom would prevent a unique physical description.
Albert Einstein · Event
Einstein defended the restricted covariance of his provisional gravitational equations, believing at the time that broader coordinate freedom would prevent a unique physical description.

Einstein defended the restricted covariance of his provisional gravitational equations, believing at the time that broader coordinate freedom would prevent a unique physical description.