Equation Icon  fαβ ↦→ fαβ + ℒv(¯g + f)αβ, ¯gαβ ↦→ ¯gαβ, (B.42 ) fαβ ↦→ fαβ + ℒvfαβ, ¯gαβ ↦→ ¯gαβ + ℒv ¯gαβ. (B.43 )