This content has been downloaded from IOPscience. Please scroll down to see the full text. Download details: IP Address: 132.239.1.231 This content was downloaded on 16/09/2014 at 09:54 Please note that terms and conditions apply. Trace anomalies in a two-dimensional de Sitter metric and black-body radiation View the table of contents for this issue, or go to the journal homepage for more 1978 J. Phys. A: Math. Gen. 11 1335 (http://iopscience.iop.org/0305-4470/11/7/020) Home Search Collections Journals About Contact us My IOPscience