. (A8 , the commutator factor in Eq. (A7) is written as 8 — El + 12t it? Mt? I IRMA and the field dependence drops out. [I] A. A. Starobinsky. Phystett. B91, 99 (1980). [2] A. H. Guth, Phys. Rev. D23, 347 (1981). 131 A. D. Linde, Phys. Lett. 11108. 389(1982). [4] L. M. Krauss and M. J. White, Phys