Equation Icon  ¯Φ (t,s,ωa) := Φ (x)¯eα(x) 0 α 0 = − 1qa˙ωa + 1-(1 − 6ξ)qR + ¯Φtail+ O(s), (17.20 ) 2 a 12 0 ¯Φa(t,s,ωa) := Φ α(x)¯eαa(x) q q ( ) 3 3 ( ) 1 1 = − -2ωa − --- aa − abωbωa + --qabωbaa − --q abωb 2ωa + --q˙a0ωa + -qa˙a s 2s 4 8 8 3 − 1qR ωb + 1qR ωbωcω + 1-q[R − R ωbωc − (1 − 6ξ)R]ω 3 a0b0 6 b0c0 a 12 00 bc a 1 ( b) tail + 6q Ra0 + Rabω + ¯Φ a + O (s ). (17.21 )