Equation Icon  κ2ρDE ≡ (1∕2 )(F R − f) − 3H ˙F + 3H2 (A − F), (4.94 ) 2 2 κ PDE ≡ F¨ + 2H F˙− (1 ∕2)(FR − f) − (3H + 2 ˙H )(A − F ). (4.95 )