L.S. Schulman

Physics Department, Clarkson University, Potsdam, New York 13699-5820, USA
E-mail: [email protected]

Received: 15 April 2005 / Accepted: 20 September 2005 / Published: 6 October 2005

Abstract: In previous publications I have suggested that opposite thermodynamic arrows of time could coexist in our universe. This letter responds to the comments of H. D. Zeh (previous letter in this journal).

Keywords: time's arrows; two-time boundary conditions; causality; cosmology; quantum measurement theory.

PACS codes: 05.70.Ln, 05.20.y, 98.80.-k