Scalar Gravity Model Tested in Zurich
Before settling on tensor field equations, Einstein explored restricted scalar descriptions of gravitation and tested whether they could preserve relativity while reproducing known gravitational effects.
Albert Einstein · Event
Before settling on tensor field equations, Einstein explored restricted scalar descriptions of gravitation and tested whether they could preserve relativity while reproducing known gravitational effects.

Before settling on tensor field equations, Einstein explored restricted scalar descriptions of gravitation and tested whether they could preserve relativity while reproducing known gravitational effects.