Equation Icon  V ( δp ) δ′ = 3 (1 + w )Φ′ −----− 3 ---− w δ (1.4.28 ) Ha ¯ρ ′ -k2-δp- k2-- V = − (1 − 3w )V + Ha ¯ρ + (1 + w )Ha (Ψ − π) . (1.4.29 )