A Calculation of Cosmic Variance in Cosmic Microwave Background Anisotropy

Abstract

We present a theoretical calculation of the variance $\Delta C_l$ of the CMB anisotropy power spectrum $⟨C_l⟩$ caused by gravitational waves based on quantum field theory in an inflationary cosmology.

arXiv comment8 pages, written in RevTeX. An error in the calculation was found and corrected. The conclusion of the paper changed