In Newton's gravitation, the ( 1 − − 2 G M / ( c 2 r ) ) coefficient in front of ( c Δ Δ t ) 2 predicts bending of light around a star. In general relativity, the ( 1 + 2 G M / ( c 2 r ) ) coefficient in front of [ ( Δ Δ x ) 2 + ( Δ Δ y ) 2 + ( Δ Δ z ) 2 ] predicts a doubling of the total bending.