Equation Icon  ∫ ( 2 ) ¯ ¯ -1-- 2 V-- 2 2- ¯ 2 ¯ 2 Seff = ∗ R − 2V 2|dV | + 2 |f| + V |D ϕ| − 2V |F + ϕf| , (6.16 )